<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2022v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2023-10-30T07:59:59-05:00</ReturnTs>
    <TaxPeriodEndDt>2022-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>251408703</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>SCHNEIDER DOWNS &amp; CO INC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>ONE PPG PLACE SUITE 1700</AddressLine1Txt>
        <CityNm>PITTSBURGH</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>15222</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2022-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>251418766</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>ZOOLOGICAL SOCIETY OF PITTSBURGH</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>ZOOL</BusinessNameControlTxt>
      <PhoneNum>4123652510</PhoneNum>
      <USAddress>
        <AddressLine1Txt>ONE WILD PLACE</AddressLine1Txt>
        <CityNm>PITTSBURGH</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>152061178</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>JEREMY GOODMAN</PersonNm>
      <PersonTitleTxt>PRESIDENT/CEO</PersonTitleTxt>
      <PhoneNum>4123652510</PhoneNum>
      <SignatureDt>2023-10-17</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>JEREMY</PersonFirstNm>
        <PersonLastNm>GOODMAN</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>0</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>SARAH R PIOT</PreparerPersonNm>
      <PTIN>P01358891</PTIN>
      <PhoneNum>4122613644</PhoneNum>
    </PreparerPersonGrp>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>2</TrustedCustomerCd>
        <AuthenticationAssuranceLevelCd>AAL1</AuthenticationAssuranceLevelCd>
        <IdentityAssuranceLevelCd>IAL1</IdentityAssuranceLevelCd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2022</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="10">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <DoingBusinessAsName>
        <BusinessNameLine1Txt>PITTSBURGH ZOO &amp; PPG AQUARIUM</BusinessNameLine1Txt>
      </DoingBusinessAsName>
      <PrincipalOfficerNm>JEREMY GOODMAN</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>ONE WILD PLACE</AddressLine1Txt>
        <CityNm>PITTSBURGH</CityNm>
        <StateAbbreviationCd>PA</StateAbbreviationCd>
        <ZIPCd>15206</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>29985188</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.PITTSBURGHZOO.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1994</FormationYr>
      <LegalDomicileStateCd>PA</LegalDomicileStateCd>
      <ActivityOrMissionDesc>TO BE A LEADER AND CONTRIBUTOR TO THE CONSERVATION OF ENDANGERED AND THREATENED SPECIES.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>39</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>39</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>343</TotalEmployeeCnt>
      <TotalVolunteersCnt>162</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>13673137</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>15514595</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>13943020</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>13231009</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>64748</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>57677</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>20431</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>92638</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>27701336</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>28895919</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>57850</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>72500</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>11100579</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>11811473</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>992456</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>11126854</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>12738652</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>22285283</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>24622625</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>5416053</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>4273294</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>75149529</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>76282634</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>5180524</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>2640171</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>69969005</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>73642463</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>THE ZOOLOGICAL SOCIETY OF PITTSBURGH IS DEDICATED TO BEING A LEADER IN, AND SIGNIFICANT CONTRIBUTOR TO, THE CONSERVATION OF ENDANGERED AND THREATENED SPECIES. THE SOCIETY PROVIDES AN ENJOYABLE FAMILY EXPERIENCE THAT FOSTERS UNDERSTANDING, RESPECT AND APPRECIATION FOR WILDLIFE. THE SOCIETY'S SUPPORT COMES PRIMARILY FROM INDIVIDUALS, CORPORATIONS, FOUNDATION GRANTS, REGIONAL SUPPORT AND OPERATIONS.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>6733496</ExpenseAmt>
      <GrantAmt>72500</GrantAmt>
      <RevenueAmt>814034</RevenueAmt>
      <Desc>EDUCATIONANNUALLY, NEARLY 300,000 LEARNERS OF ALL AGES ENJOY THE ZOO'S POPULAR EDUCATION PROGRAMS, CLASSES, AND TEACHER WORKSHOPS. THESE PROGRAMS ALLOW PARTICIPANTS TO CLOSELY IDENTIFY WITH WILDLIFE, PLANTS, AND NATURAL HABITATS, PROVIDING A FIRM UNDERSTANDING OF THE INTERCONNECTEDNESS OF ALL LIVING THINGS.ZOO PROGRAMS IMPACT MEMBERS OF THE COMMUNITY WHO VISIT THE ZOO, AND ALSO WHO CANNOT MAKE IT TO THE PARK ITSELF. ZOOMOBILES MADE NUMEROUS APPEARANCES AT SCHOOLS, NURSING HOMES, COMMUNITY FAIRS, MALLS, OUTLETS, LIBRARIES, AND GROUP GATHERINGS TO PROMOTE THE ZOO'S MANY CONSERVATION-EDUCATION PROGRAMS. PARTNERING WITH LOCAL VENDORS HAS ALLOWED THE ZOO TO OFFER MANY ASSEMBLY PROGRAMS FREE OF CHARGE AND CREATE MORE WAYS TO SERVE MORE STUDENTS. IN ADDITION, BY PROVIDING VIRTUAL PROGRAMMING TO STUDENTS, FAMILIES, AND TEACHERS, NO INDIVIDUAL SHOULD MISS THE OPPORTUNITY TO EXPAND THEIR UNDERSTANDING AND APPRECIATION FOR WILDLIFE AND OUR ECOSYSTEMS. THESE VIRTUAL OFFERINGS ALLOWED US TO DO VIRTUAL EDUCATIONAL PROGRAMMING IN ALL 50 STATES. THESE OPPORTUNITIES ALLOW THE ZOO TO CONNECT WITH WIDE AND DIVERSE AUDIENCES FROM VARYING SOCIO-ECONOMIC BACKGROUNDS AND GENERATES INTEREST IN AND PROVIDES ACCESS TO STEM FIELDS. OUR POPULAR ZOO CAMP SUMMER PROGRAM FOR CHILDREN AGES 2 TO 13 CONTINUES AS ONE OF OUR MOST POPULAR ACTIVITIES FOR THE COMMUNITY, AND THE ZOO IS COMMITTED TO PROVIDING SUPPORT FOR THE CONTINUED GROWTH OF THIS PROGRAM. THE ZOO U PROGRAM OFFERS SEMESTER-BASED COURSES THAT ALLOW HIGH SCHOOL STUDENTS TO EXPLORE NEW AREAS OF SCIENCE AND CONSERVATION IN A FUN AND EXCITING WAY. STUDENTS TAKE AN IN-DEPTH LOOK AT CURRENT RESEARCH AND TOPICS IN ZOOLOGY, BIOLOGY, ECOLOGY, AND MORE. CLASSES ARE DESIGNED TO BE INTERACTIVE AND CHALLENGING FOR STUDENTS IN GRADES 9 TO 12. A SIMILAR PROGRAM TARGETING 6-8 GRADES, JUNIOR CONSERVATIONISTS, IS HELD ON THE SAME SCHEDULE. FOR MANY DECADES, THE ZOO TEEN PROGRAM HAS BEEN PROVIDING OPPORTUNITIES FOR TEENS AGES 14 TO 17 TO WORK AT THE ZOO DURING THE SUMMER AND LEARN MORE ABOUT ANIMALS WHILE GAINING THEIR FIRST WORK EXPERIENCES. PROGRAMS SUCH AS PIZZA WITH THE KEEPERS AND ENRICHMENT EXERCISES INTRODUCE HIGH SCHOOL-AGED YOUTH TO WHAT WORKING AT A ZOO AND WITH ANIMALS IS REALLY LIKE, POTENTIALLY SPRING-BOARDING THEM INTO REWARDING LIFELONG CAREERS.EDUCATION AT THE ZOO REACHES BEYOND WHAT CAN BE TAUGHT IN A CLASSROOM SETTING. OUR ENTIRE ZOO CAMPUS IS A LIVING CLASSROOM. AS ONE OF THE LARGEST YOUTH EMPLOYERS IN THE REGION, THE ZOO WORKS WITH A HOST OF COMMUNITY PARTNERS AND LOCAL SCHOOLS TO PROVIDE AT-RISK YOUTH AN OPPORTUNITY TO GAIN FIRSTHAND KNOWLEDGE AND ON-THE-JOB LEARNING IN VIABLE POSITIONS AT THE ZOO. IN ADDITION, THE ZOO OFFERS INTERNSHIPS IN ALL AREAS OF THE FACILITY, INCLUDING THE MARKETING, ANIMAL HUSBANDRY, EDUCATION, CONSERVATION RESEARCH, VETERINARY, AND HORTICULTURE DEPARTMENTS. OUTSIDE OF FORMAL CLASSES, PROGRAMS, EMPLOYMENT, AND INTERNSHIPS, MEMBERS OF THE GENERAL PUBLIC ARE EDUCATED WITH EVERY VISIT TO THE ZOO. THE ZOO IS OPEN EVERY DAY OF THE YEAR EXCEPT THANKSGIVING DAY, CHRISTMAS DAY, AND NEW YEAR'S DAY AND WELCOMES APPROXIMATELY 900,000 PEOPLE THROUGH ITS GATES ANNUALLY. THROUGH ITS EXHIBITRY, INTERPRETIVE MATERIALS, AMPHITHEATER SHOWS, AND HANDS ON LEARNING OPPORTUNITIES THROUGHOUT THE CAMPUS, THE ZOO CREATES INFORMAL LEARNING OPPORTUNITIES TO ALL WHO COME THROUGH OUR GATES.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>6733495</ExpenseAmt>
        <Desc>CONSERVATION &amp; RESEARCHTHE PITTSBURGH ZOO &amp; AQUARIUM'S SCIENCE AND CONSERVATION PROGRAM LOOKS TO CONDUCT PROGRESSIVE AND INNOVATIVE PROJECTS WHILE ENGAGING AND SUPPORTING STAKEHOLDERS ON WILDLIFE CONSERVATION DIRECTIVES. BY DEVELOPING NOVEL APPROACHES TO PRESSING ISSUES, THE PROGRAM CONTINUES TO SUCCESSFULLY INCORPORATE LOCAL COMMUNITIES FOR LONG-TERM SUSTAINABILITY OF CRITICAL CONSERVATION EFFORTS. THE ZOO HAS PARTICIPATED IN AND FUNDED CONSERVATION RESEARCH PROGRAMS REGIONALLY, ON ALL SEVEN CONTINENTS, AND IN ALL FIVE OCEANS.THERE'S MORE GOING ON AT THE PITTSBURGH ZOO &amp; AQUARIUM THAN MEETS THE EYE, ESPECIALLY WHEN IT COMES TO ANIMAL CONSERVATION. THE INTERNATIONAL CONSERVATION CENTER, OFTEN REFERRED TO AS THE ICC, IS OPERATED UNDER THE AUSPICES OF THE ZOO. IT SITS ON 1,000 ACRES OF ROLLING HILLS IN SOMERSET COUNTY, PENNSYLVANIA. THE ICC IS THE ONLY FACILITY IN NORTH AMERICA'S EXCLUSIVELY DEDICATED TO AFRICAN ELEPHANT CONSERVATION, EDUCATION, TRAINING, BREEDING, AND RESEARCH. THROUGH THE SEA TURTLE SECOND CHANCE PROGRAM (STSCP), THE ZOO ACCEPTS INJURED SEA TURTLES AND HATCHLINGS WHO DIDN'T MAKE IT INTO GULF STREAM WATERS AND CARES FOR THEM UNTIL THEY ARE HEALTHY ENOUGH TO BE RELEASED BACK INTO THE WILD. THE ZOO IS AN IMPORTANT PARTICIPANT IN THIS PROGRAM BECAUSE IT IS AN INLAND INSTITUTION. MOST OF THE AQUARIUMS PARTICIPATING IN THE STSCP ARE LOCATED ALONG THE COAST, WHICH ALLOWS THEM TO TAKE IN TURTLES WHO CAN MAKE A SPEEDY RECOVERY. SOME HATCHLINGS AND INJURED TURTLES NEED LONG-TERM REHABILITATION. THESE ANIMALS ARE TRANSPORTED TO THE PITTSBURGH ZOO &amp; AQUARIUM FOR THEIR EXTENDED RECOVERY TIME, FREEING UP SPACE FOR FASTER RECOVERING TURTLES AT THE INSTITUTIONS ALONG THE COAST AND ALLOWING MANY MORE TURTLES TO BE REHABILITATED IN THE PROGRAM. THROUGH EDUCATIONAL DISPLAYS AND MEET-THE-KEEPER SESSIONS, VISITORS HAVE THE OPPORTUNITY TO LEARN ABOUT SEA TURTLES, AND HOW THEY CAN IMPACT THEIR CARE AND SURVIVAL IN THE WILD.BEYOND SPECIES-SPECIFIC PROGRAMS, SEVERAL ZOO RESIDENTS OFFER VALUABLE OPPORTUNITIES FOR RESEARCH THAT CAN BE APPLIED TO THEIR WILD COUNTERPARTS. THE ZOO &amp; AQUARIUM RAISES, OFTEN REHABILITATES, AND CARES FOR ANIMALS IN OUR PARK ENVIRONMENT ALLOWING THE OPPORTUNITY TO RESEARCH THEIR BEHAVIOR. THIS ALLOWS FOR VALUABLE INFORMATION TO BE COLLECTED THAT MAY NOT BE AVAILABLE THROUGH RESEARCH IN THE WILD ALONE.THE ZOO'S OPERATIONS ALSO SUPPORT CONSERVATION AT A LOCAL LEVEL. SINCE 1995, VOLUNTEERS FROM THE PITTSBURGH ZOO &amp; AQUARIUM HAVE ADOPTED TWO MILES OF BUTLER STREET FROM THE RD FLEMING BRIDGE TO SLIGHTLY BEYOND THE HIGHLAND PARK BRIDGE. AS A RESULT OF EVERY SCHEDULED CLEANING, ZOO EMPLOYEES FILL APPROXIMATELY 50 TRASH BAGS WITH GARBAGE SUCH AS CIGARETTE BUTTS, SODA BOTTLES, AND FOOD WRAPPERS. CLEANING THIS ROADWAY JUST TWICE EACH YEAR, WE REMOVE APPROXIMATELY 1.5 TONS OF TRASH.THE PITTSBURGH ZOO &amp; AQUARIUM'S GREEN TEAM COMMITTEE TAKES CONSERVATION AND ENVIRONMENTALLY FRIENDLY PRACTICES TO A NEW LEVEL. THE GREEN TEAM'S MISSION IS TO RESEARCH AND RECOMMEND HOW TO USE RESOURCES AND MANAGE WASTE EFFICIENTLY AND SUSTAINABLY WHILE OPERATING THE ZOO. THE TEAM STRIVES TO CREATE A CULTURE OF CONSERVATION FOR ZOO STAFF AND FOR THE VISITING PUBLIC. IMPROVEMENTS MADE BY THE GREEN TEAM INCLUDE UPGRADING TO ALL GREEN CLEANING PRACTICES IN ZOO FACILITIES, ADVOCATING FOR ENERGY-EFFICIENT INFRASTRUCTURE AND GREEN BUILDING DESIGN, IMPLEMENTING ADDITIONAL COMPOSTING AND RECYCLING OPTIONS, AND ESTABLISHING GREEN PARTNERSHIPS WITH OTHER CULTURAL AND ENTERTAINMENT INSTITUTIONS INCLUDING PHIPPS CONSERVATORY AND BOTANICAL GARDENS, THE NATIONAL AVIARY, PPG PAINTS ARENA, AND THE CHILDREN'S MUSEUM OF PITTSBURGH.AT THE ZOO, MOST OF THE ORGANIC WASTE IS RECYCLED INTO COMPOST AND USED IN LANDSCAPING THROUGHOUT THE PARK. THIS KEEPS THE WASTE OUT OF LANDFILLS SO THAT IT DOES NOT GENERATE CLIMATE-WARMING GASES AS IT WOULD IF IT WERE THROWN AWAY WITH OTHER GARBAGE, AND IT ALSO HELPS US TO PLANT AND MAINTAIN A BEAUTIFUL LANDSCAPE. THE COMPOST-ENRICHED SOIL REDUCES EROSION, ALLEVIATES SOIL COMPACTION, PROVIDES NUTRIENTS THAT HELP PLANTS GROW, AND CONTROLS DISEASE AND PEST INFESTATION IN PLANTS. THE COMPOSTING PROGRAM COMPLIMENTS OTHER RECYCLING PROGRAMS AT THE ZOO, INCLUDING WATER, CARDBOARD, BATTERIES, CANS, BOTTLES, PAPER, AND CELL PHONES.WHETHER FUNDING OR PARTICIPATING IN PROJECTS IN THE WILD, CONDUCTING RESEARCH WITH OUR RESIDENT ANIMALS, OR IMPLEMENTING ECO-FRIENDLY PRACTICES THAT MAKE AN ENVIRONMENTAL IMPACT, CONSERVATION AND RESEARCH IS AN ESSENTIAL PIECE OF EVERYTHING WE DO AT THE ZOO.</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <ExpenseAmt>6733495</ExpenseAmt>
        <RevenueAmt>12416975</RevenueAmt>
        <Desc>RECREATIONOPEN THROUGHOUT THE YEAR WITH THE EXCEPTIONS OF THANKSGIVING DAY, CHRISTMAS DAY, AND NEW YEAR'S DAY, THE ZOO HOSTS NUMEROUS EVENTS FOR COMMUNITY AND REGIONAL GROUPS. WITH FULLY ADA-ACCESSIBLE FACILITIES, THE PROVISION OF OPEN SPACE FOR PUBLIC RECREATION, SEVERAL HISTORICALLY PRESERVED PUBLIC LANDMARKS, AND 8,000 ANIMALS REPRESENTING MORE THAN 900 SPECIES ALONG WITH FOLIAGE FROM EVERY CORNER OF THE EARTH, THE ZOO OFFERS SOMETHING SPECIAL FOR EVERY UNIQUE INTEREST OF EACH OF THE HUNDREDS OF THOUSANDS OF VISITORS FROM ALL BACKGROUNDS WHO ENJOY TRIPS TO THE ZOO ANNUALLY. TO INCREASE COMMUNITY INVOLVEMENT, HUNDREDS OF SPECIAL EVENTS AND PROMOTIONS GEARED TOWARDS THE GENERAL PUBLIC, FAMILIES, SPECIAL NEEDS GROUPS, COMMUNITY AND REGIONAL GROUPS, AND ZOO MEMBERS ARE CONDUCTED THROUGHOUT THE YEAR. SPECIAL EVENTS HELD DURING THE DAYTIME AND EVENING ARE DESIGNED TO ENGAGE VISITORS OF VARYING LEVELS AND INTERESTS. THESE EVENTS INCLUDE DIVERSE THEMES SUCH AS NEW BABY CELEBRATIONS, ANIMAL-CENTRIC EVENTS THAT FOCUS ON INDIVIDUAL SPECIES, A 5K RACE CALLED ZOOZILLA, ADULT-ONLY EVENING ENGAGEMENTS, AN ASIAN LANTERN FESTIVAL FILLED WITH ENTERTAINMENT, AND HOLIDAY-THEMED EXTRAVAGANZAS, INCLUDING ZOOBOO AND ZOO LIGHTS. DREAM NIGHT, AN INVITE-ONLY SPECIAL EVENT, WAS STARTED IN 2006 THROUGH A PARTNERSHIP WITH CHILDREN'S HOSPITAL OF PITTSBURGH. THIS EVENT INVITES CHILDREN WITH DISABILITIES AND CHRONIC HEALTHCARE NEEDS ALONG WITH THEIR FAMILIES ENJOY A PRIVATE ZOO VISIT AFTER HOURS FREE OF CHARGE. THE PLETHORA OF PROGRAMS CURRENTLY OFFERED IS EXPECTED TO CONTINUE AND GROW IN THE COMING YEARS.IN ORDER TO ENSURE ACCESSIBILITY FOR EVERYONE REGARDLESS OF FINANCIAL MEANS, THE ZOO DESIGNATES OPPORTUNITIES FOR FREE VISITS THROUGHOUT THE YEAR, INCLUDING A DAY WHERE ALL VISITORS RECEIVE FREE ADMISSION. THERE ARE VARIOUS OTHER SPECIAL PROMOTIONS OFFERING DISCOUNTED ADMISSION AS WELL. MILITARY VETERANS, ACTIVE DUTY MILITARY MEMBERS, AND RESERVISTS RECEIVE FREE ADMISSION EVERY DAY. PHYSICALLY, MENTALLY, OR EMOTIONALLY CHALLENGED PERSONS ARE GRANTED FREE ADMISSION ANY TIME THROUGHOUT THE YEAR, AS ARE GROUPS SERVING THE DISADVANTAGED, WHICH RECEIVE FREE ADMISSION THROUGH OUR SCHOLARSHIP PROGRAM. THE ZOO DONATES A SUBSTANTIAL PORTION OF ITS SERVICES TO BENEFIT THE LOCAL AND REGIONAL COMMUNITY, WHERE THE VAST MAJORITY OF ITS VISITORS RESIDE. OPERATIONS ARE ENTIRELY FREE FROM PROFIT MOTIVE, WHICH ALLOWS THE ZOO TO CONTINUE TO EXPAND THE POSITIVE INITIATIVES IT FACILITATES WHILE EXPLORING NEW WAYS TO SUPPORT AND ENRICH THE COMMUNITY THAT IT SERVES.</Desc>
      </ProgSrvcAccomActy3Grp>
      <TotalProgramServiceExpensesAmt>20200486</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc1039100001">1</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="RetDoc1234500001">1</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd referenceDocumentId="RetDoc1039600001">0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd referenceDocumentId="RetDoc1039600001">1</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd referenceDocumentId="RetDoc1039600001">0</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc1039900001">0</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc1039900001">1</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc1039900001">1</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc1039900001">0</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>1</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1039900001">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1039900001">0</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1039900001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1039900001">0</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc1039900001">1</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc1039900001">1</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc1039900001">1</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc1039900001">0</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <ForeignActivitiesInd referenceDocumentId="RetDoc1040500001">1</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd referenceDocumentId="RetDoc1040500001">1</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd referenceDocumentId="RetDoc1040500001">0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd referenceDocumentId="RetDoc1041300001">0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd referenceDocumentId="RetDoc1041300001">1</FundraisingActivitiesInd>
      <GamingActivitiesInd referenceDocumentId="RetDoc1041300001">0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd referenceDocumentId="RetDoc1041900001">1</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="RetDoc1041900001">0</GrantsToIndividualsInd>
      <ScheduleJRequiredInd referenceDocumentId="RetDoc1042400001">1</ScheduleJRequiredInd>
      <TaxExemptBondsInd>0</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>0</PYExcessBenefitTransInd>
      <LoanOutstandingInd>0</LoanOutstandingInd>
      <GrantToRelatedPersonInd>0</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>0</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>0</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>0</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>0</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd>0</DisregardedEntityInd>
      <RelatedEntityInd>0</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>68</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>1</BackupWthldComplianceInd>
      <EmployeeCnt>343</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>0</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>1</QuidProQuoContributionsInd>
      <QuidProQuoContriDisclInd>1</QuidProQuoContriDisclInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>0</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>0</PayPremiumsPrsnlBnftCntrctInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>39</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>39</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>0</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>0</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>0</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>1</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>1</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>0</OfficerMailingAddressInd>
      <LocalChaptersInd>0</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>1</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>1</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>1</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>1</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>1</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>1</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>1</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>1</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>0</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>PA</StatesWhereCopyOfReturnIsFldCd>
      <OtherWebsiteInd>X</OtherWebsiteInd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>RACHEL ASKEY CFO</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>4123652510</PhoneNum>
        <USAddress>
          <AddressLine1Txt>ONE WILD PLACE</AddressLine1Txt>
          <CityNm>PITTSBURGH</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>152061178</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>DONNA K HUDSON</PersonNm>
        <TitleTxt>CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>8.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MORTON D STANFIELD JR</PersonNm>
        <TitleTxt>VICE CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>8.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROBERT KRIZNER</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>8.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID GRUBMAN</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>8.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JUDY BACCHUS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LEONARD F BACH</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JAMES BALOURIS</PersonNm>
        <TitleTxt>DIRECTOR (ENTERED 05/2022)</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ANTHONY BENEVENTO</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DOROTHY BOYER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>HOWARD BRUSCHI</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>3.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STEFANIE BURT</PersonNm>
        <TitleTxt>DIRECTOR (EXITED 01/22)</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KENNETH P CHENG MD</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>G HENRY COOK</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JACK DEMOS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BEVERLYNN ELLIOTT</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>3.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MAYOR ED GAINEY</PersonNm>
        <TitleTxt>DIRECTOR (ENTERED 01/2022)</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DEBORAH BERGREN GARLOCK</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>3.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>EDWARD GONCZ</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>3.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>AMANDA GREEN-HAWKINS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DEBORAH GROSS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SHELDON INGRAM</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RICHARD D KALSON ESQ</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>THOMAS M KUBLACK</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MICHAEL C LAROCCO</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARIAN LIEN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DARCEL MADKINS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN MICLOT</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JENNIFER TIS MIHOK</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JEANNE MINNICKS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RYAN NEUPAVER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN T PAYNE</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DIANA MRVOS RATH</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>3.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>J ERIC RENNER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PETER RUSS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SARA SCAIFE</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JANEL SKELLEY</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DOUGLAS STIRLING</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SALLY WIGGIN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROBERT T WOODINGS III</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KIMBERLY ZYNN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JEREMY GOODMAN</PersonNm>
        <TitleTxt>PRESIDENT/CEO</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>305998</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>32704</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PAMELA BENA</PersonNm>
        <TitleTxt>CFO</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>125261</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>13338</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BRADLEY SMITH</PersonNm>
        <TitleTxt>DIRECTOR OF CONTRUCTION MGMT</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>173559</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>20101</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BARBARA BAKER</PersonNm>
        <TitleTxt>PRESIDENT EMERITUS</TitleTxt>
        <AverageHoursPerWeekRt>0.00</AverageHoursPerWeekRt>
        <FormerOfcrDirectorTrusteeInd>X</FormerOfcrDirectorTrusteeInd>
        <ReportableCompFromOrgAmt>415266</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>1020084</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>66143</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>4</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>1</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>SKYSTONE PARTNERS</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>201 E 5TH STREET SUITE 1900</AddressLine1Txt>
            <CityNm>CINCINNATI</CityNm>
            <StateAbbreviationCd>OH</StateAbbreviationCd>
            <ZIPCd>45202</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSULTANT</ServicesDesc>
        <CompensationAmt>344420</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>STOY EXCAVATING INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>166 STONEY HOLLOW RD</AddressLine1Txt>
            <CityNm>SOMERSET</CityNm>
            <StateAbbreviationCd>PA</StateAbbreviationCd>
            <ZIPCd>15501</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSTRUCTION</ServicesDesc>
        <CompensationAmt>273137</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>HHR CONSTRUCTION &amp; EXCAVATION</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>204 SPARTZ DRIVE</AddressLine1Txt>
            <CityNm>JEFFERSON HILLS</CityNm>
            <StateAbbreviationCd>PA</StateAbbreviationCd>
            <ZIPCd>15025</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSTRUCTION</ServicesDesc>
        <CompensationAmt>115485</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>3</CntrctRcvdGreaterThan100KCnt>
      <FederatedCampaignsAmt>778</FederatedCampaignsAmt>
      <MembershipDuesAmt>3675534</MembershipDuesAmt>
      <FundraisingAmt>227783</FundraisingAmt>
      <GovernmentGrantsAmt>6877068</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>4733432</AllOtherContributionsAmt>
      <TotalContributionsAmt>15514595</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>ADMISSIONS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>10526233</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>10526233</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>VISITOR SERVICES</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>1890742</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1890742</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>EDUCATION</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>814034</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>814034</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>13231009</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>152779</TotalRevenueColumnAmt>
        <ExclusionAmt>152779</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>24204</RealAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>0</RealAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>24204</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>24204</TotalRevenueColumnAmt>
        <ExclusionAmt>24204</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>856239</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>951341</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>-95102</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>-95102</TotalRevenueColumnAmt>
        <ExclusionAmt>-95102</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>206362</FundraisingGrossIncomeAmt>
      <ContriRptFundraisingEventAmt>227783</ContriRptFundraisingEventAmt>
      <FundraisingDirectExpensesAmt>137928</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>68434</TotalRevenueColumnAmt>
        <ExclusionAmt>68434</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>28895919</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>13231009</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>150315</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>57500</TotalAmt>
        <ProgramServicesAmt>57500</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <ForeignGrantsGrp>
        <TotalAmt>15000</TotalAmt>
        <ProgramServicesAmt>15000</ProgramServicesAmt>
      </ForeignGrantsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>670961</TotalAmt>
        <ProgramServicesAmt>395828</ProgramServicesAmt>
        <ManagementAndGeneralAmt>176176</ManagementAndGeneralAmt>
        <FundraisingAmt>98957</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <CompDisqualPersonsGrp>
        <TotalAmt>415226</TotalAmt>
        <ManagementAndGeneralAmt>415226</ManagementAndGeneralAmt>
      </CompDisqualPersonsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>7700490</TotalAmt>
        <ProgramServicesAmt>7185464</ProgramServicesAmt>
        <ManagementAndGeneralAmt>303043</ManagementAndGeneralAmt>
        <FundraisingAmt>211983</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>658517</TotalAmt>
        <ManagementAndGeneralAmt>658517</ManagementAndGeneralAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>1640036</TotalAmt>
        <ProgramServicesAmt>1345891</ProgramServicesAmt>
        <ManagementAndGeneralAmt>231192</ManagementAndGeneralAmt>
        <FundraisingAmt>62953</FundraisingAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>726243</TotalAmt>
        <ProgramServicesAmt>590799</ProgramServicesAmt>
        <ManagementAndGeneralAmt>104942</ManagementAndGeneralAmt>
        <FundraisingAmt>30502</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>2163</TotalAmt>
        <ManagementAndGeneralAmt>2163</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>133112</TotalAmt>
        <ProgramServicesAmt>18240</ProgramServicesAmt>
        <ManagementAndGeneralAmt>114872</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesLobbyingGrp>
        <TotalAmt>29328</TotalAmt>
        <ManagementAndGeneralAmt>29328</ManagementAndGeneralAmt>
      </FeesForServicesLobbyingGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>2106430</TotalAmt>
        <ProgramServicesAmt>1431277</ProgramServicesAmt>
        <ManagementAndGeneralAmt>277830</ManagementAndGeneralAmt>
        <FundraisingAmt>397323</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>706207</TotalAmt>
        <ProgramServicesAmt>669603</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3766</ManagementAndGeneralAmt>
        <FundraisingAmt>32838</FundraisingAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>354359</TotalAmt>
        <ProgramServicesAmt>28034</ProgramServicesAmt>
        <ManagementAndGeneralAmt>326325</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <OccupancyGrp>
        <TotalAmt>2969850</TotalAmt>
        <ProgramServicesAmt>2732463</ProgramServicesAmt>
        <ManagementAndGeneralAmt>237387</ManagementAndGeneralAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>119188</TotalAmt>
        <ProgramServicesAmt>75912</ProgramServicesAmt>
        <ManagementAndGeneralAmt>37791</ManagementAndGeneralAmt>
        <FundraisingAmt>5485</FundraisingAmt>
      </TravelGrp>
      <InterestGrp>
        <TotalAmt>10214</TotalAmt>
        <ManagementAndGeneralAmt>10214</ManagementAndGeneralAmt>
      </InterestGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>3016239</TotalAmt>
        <ProgramServicesAmt>2926070</ProgramServicesAmt>
        <ManagementAndGeneralAmt>81152</ManagementAndGeneralAmt>
        <FundraisingAmt>9017</FundraisingAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>449947</TotalAmt>
        <ProgramServicesAmt>449947</ProgramServicesAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>ANIMAL EXPENSES</Desc>
        <TotalAmt>767167</TotalAmt>
        <ProgramServicesAmt>767167</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>SUPPLIES</Desc>
        <TotalAmt>704395</TotalAmt>
        <ProgramServicesAmt>628759</ProgramServicesAmt>
        <ManagementAndGeneralAmt>19968</ManagementAndGeneralAmt>
        <FundraisingAmt>55668</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>EQUIPMENT</Desc>
        <TotalAmt>604947</TotalAmt>
        <ProgramServicesAmt>342132</ProgramServicesAmt>
        <ManagementAndGeneralAmt>252092</ManagementAndGeneralAmt>
        <FundraisingAmt>10723</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>REFUSE EXPENSES</Desc>
        <TotalAmt>117918</TotalAmt>
        <ProgramServicesAmt>117918</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>647188</TotalAmt>
        <ProgramServicesAmt>422482</ProgramServicesAmt>
        <ManagementAndGeneralAmt>147699</ManagementAndGeneralAmt>
        <FundraisingAmt>77007</FundraisingAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>24622625</TotalAmt>
        <ProgramServicesAmt>20200486</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3429683</ManagementAndGeneralAmt>
        <FundraisingAmt>992456</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>7303077</BOYAmt>
        <EOYAmt>6752484</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>5419999</BOYAmt>
        <EOYAmt>7092779</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>590363</BOYAmt>
        <EOYAmt>1468102</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>89238</BOYAmt>
        <EOYAmt>56754</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>79045</BOYAmt>
        <EOYAmt>87350</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>104184612</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>46201291</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>58341379</BOYAmt>
        <EOYAmt>57983321</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>3326428</BOYAmt>
        <EOYAmt>2762820</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>79024</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>75149529</BOYAmt>
        <EOYAmt>76282634</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>2751676</BOYAmt>
        <EOYAmt>2336679</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>412264</BOYAmt>
        <EOYAmt>223979</EOYAmt>
      </DeferredRevenueGrp>
      <MortgNotesPyblScrdInvstPropGrp>
        <BOYAmt>16584</BOYAmt>
      </MortgNotesPyblScrdInvstPropGrp>
      <UnsecuredNotesLoansPayableGrp>
        <BOYAmt>2000000</BOYAmt>
      </UnsecuredNotesLoansPayableGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>79513</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>5180524</BOYAmt>
        <EOYAmt>2640171</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>60973808</BOYAmt>
        <EOYAmt>64274673</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>8995197</BOYAmt>
        <EOYAmt>9367790</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>69969005</BOYAmt>
        <EOYAmt>73642463</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>75149529</BOYAmt>
        <EOYAmt>76282634</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>4273294</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>-599836</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <InfoInScheduleOPartXIIInd>X</InfoInScheduleOPartXIIInd>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>10268963</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>11841504</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>13375243</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>13673137</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>15514595</CurrentTaxYearAmt>
        <TotalAmt>64673442</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <GovtFurnSrvcFcltsVl170Grp>
        <CurrentTaxYearMinus4YearsAmt>1</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>1</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1</CurrentTaxYearAmt>
        <TotalAmt>5</TotalAmt>
      </GovtFurnSrvcFcltsVl170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>10268964</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>11841505</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>13375244</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>13673138</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>15514596</CurrentTaxYearAmt>
        <TotalAmt>64673447</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>5450512</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>59222935</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>24325</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>26006</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>44907</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>74816</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>176983</CurrentTaxYearAmt>
        <TotalAmt>347037</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>65020484</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>51395592</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.91080</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.85610</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleC documentId="RetDoc1039600001">
      <TotalDirectLobbyingGrp>
        <FilingOrganizationsTotalAmt>29328</FilingOrganizationsTotalAmt>
      </TotalDirectLobbyingGrp>
      <TotalLobbyingExpendGrp>
        <FilingOrganizationsTotalAmt>29328</FilingOrganizationsTotalAmt>
      </TotalLobbyingExpendGrp>
      <OtherExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>24731225</FilingOrganizationsTotalAmt>
      </OtherExemptPurposeExpendGrp>
      <TotalExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>24760553</FilingOrganizationsTotalAmt>
      </TotalExemptPurposeExpendGrp>
      <LobbyingNontaxableAmountGrp>
        <FilingOrganizationsTotalAmt>1000000</FilingOrganizationsTotalAmt>
      </LobbyingNontaxableAmountGrp>
      <GrassrootsNontaxableGrp>
        <FilingOrganizationsTotalAmt>250000</FilingOrganizationsTotalAmt>
      </GrassrootsNontaxableGrp>
      <TotLbbyngGrassrootMnsNonTxGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
      </TotLbbyngGrassrootMnsNonTxGrp>
      <TotLbbyExpendMnsLbbyngNonTxGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
      </TotLbbyExpendMnsLbbyngNonTxGrp>
      <AvgLobbyingNontaxableAmountGrp>
        <CurrentYearMinus3Amt>1000000</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>1000000</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>1000000</CurrentYearMinus1Amt>
        <CurrentYearAmt>1000000</CurrentYearAmt>
        <TotalAmt>4000000</TotalAmt>
      </AvgLobbyingNontaxableAmountGrp>
      <LobbyingCeilingAmt>6000000</LobbyingCeilingAmt>
      <AvgTotalLobbyingExpendGrp>
        <CurrentYearMinus3Amt>29028</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>29028</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>29028</CurrentYearMinus1Amt>
        <CurrentYearAmt>29328</CurrentYearAmt>
        <TotalAmt>116412</TotalAmt>
      </AvgTotalLobbyingExpendGrp>
      <AvgGrassrootsNontaxableGrp>
        <CurrentYearMinus3Amt>250000</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>250000</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>250000</CurrentYearMinus1Amt>
        <CurrentYearAmt>250000</CurrentYearAmt>
        <TotalAmt>1000000</TotalAmt>
      </AvgGrassrootsNontaxableGrp>
      <GrassrootsCeilingAmt>1500000</GrassrootsCeilingAmt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART II-A LINE 1B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY ENGAGED LONG NYQUIST FOR REPRESENTATION IN HARRISBURG AS PART OF AN AGREEMENT WITH THE PA ZOO COUNCIL. NYQUIST PROVIDES ASSISTANCE WITH STATE GOVERNMENT FUNDING THROUGH PA DEPARTMENT OF COMMUNITY AND ECONOMIC DEVELOPMENT.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleC>
    <IRS990ScheduleD documentId="RetDoc1039900001">
      <ProtectionNaturalHabitatInd>X</ProtectionNaturalHabitatInd>
      <TotalEasementsCnt>1</TotalEasementsCnt>
      <TotalAcreageCnt>724.00</TotalAcreageCnt>
      <StatesEasementsHeldCnt>1</StatesEasementsHeldCnt>
      <WrittenPolicyMonitoringInd>0</WrittenPolicyMonitoringInd>
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollUsedScholarlyRsrchInd>X</CollUsedScholarlyRsrchInd>
      <CollUsedLoanOrExchProgInd>X</CollUsedLoanOrExchProgInd>
      <CollectionUsedOtherPurposesGrp>
        <CollectionUsedOtherPurposesInd>X</CollectionUsedOtherPurposesInd>
        <OtherPurposesDesc>CONSERVATION</OtherPurposesDesc>
      </CollectionUsedOtherPurposesGrp>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>3315201</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>-622186</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>66475</OtherExpendituresAmt>
        <EndYearBalanceAmt>2626540</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>3090015</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>225186</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>3315201</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>54490</BeginningYearBalanceAmt>
        <ContributionsAmt>3000000</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>35525</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>3090015</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <CYMinus3YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>54490</BeginningYearBalanceAmt>
        <EndYearBalanceAmt>54490</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>54490</BeginningYearBalanceAmt>
        <EndYearBalanceAmt>54490</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <PrmnntEndowmentBalanceEOYPct>1.00000</PrmnntEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>2281143</OtherCostOrOtherBasisAmt>
        <BookValueAmt>2281143</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>73404612</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>31506983</DepreciationAmt>
        <BookValueAmt>41897629</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>11747694</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>9087695</DepreciationAmt>
        <BookValueAmt>2659999</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>16751163</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>5606613</DepreciationAmt>
        <BookValueAmt>11144550</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>57983321</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>ST LEASE LIABILITY</Desc>
        <Amt>27670</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>OTHER NON-CURRENT LIABILITIES</Desc>
        <Amt>51843</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>79513</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>28434011</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>-599836</NetUnrealizedGainsInvstAmt>
      <OtherRevenueAmt>137928</OtherRevenueAmt>
      <RevenueNotReportedAmt>-461908</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>28895919</RevenueSubtotalAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>28895919</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>24760553</TotExpnsEtcAuditedFinclStmtAmt>
      <OtherExpensesIncludedAmt>137928</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>137928</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>24622625</ExpensesSubtotalAmt>
      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>24622625</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART II, LINE 5:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PITTSBURGH ZOO &amp; AQUARIUM CURRENTLY DOES NOT HAVE A WRITTEN POLICY REGARDING THE PERIODIC MONITORING, INSPECTION, VIOLATIONS, AND ENFORCEMENT OF THE CONSERVATION EASEMENTS IT HOLDS. ON AN AS NEEDED BASIS, THE ORGANIZATION DOES REVIEW ANY PROGRAM CHANGE OR DEVELOPMENT ON THE PROPERTY DIRECTLY AND IMMEDIATELY WITH THE HOLDER OF THE CONSERVATION EASEMENT. THE PROPERTY IS COMPLETELY ENCLOSED BY A PERIMETER FENCE AND IS USED EXCLUSIVELY BY THE ZOO TO CONDUCT CONSERVATION ORIENTED PROGRAMMING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART II, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ZOOLOGICAL SOCIETY OF PITTSBURGH WITH AN ADDRESS AT ONE WILD PLACE, PITTSBURGH, PENNSYLVANIA 15206-1178 WAS GRANTED A RESTRICTIVE COVENANT AGAINST THE PROPERTY (PARCEL OF LAND IN SOMERSET COUNTY) IN THE FORM OF A PERPETUAL CONSERVATION EASEMENT. THIS PROPERTY IS LOCATED IN SOMERSET COUNTY, COMMONWEALTH OF PENNSYLVANIA AND CONTAINS APPROXIMATELY 724 ACRES. THERE IS ONLY ONE CONSERVATION EASEMENT WHICH WAS HELD AT THE BEGINNING OF THE YEAR AND THERE WERE NO ADDITIONS DURING THE COURSE OF 2022. THERE WERE MINIMAL STAFF HOURS AND NO LEGAL EXPENSES DEVOTED TO MONITORING AND ENFORCING THE EXISTING EASEMENT DURING THE TAX YEAR. EXPENSES ARE CAPTURED UNDER ADMINISTRATIVE EXPENSES. THE LAND THAT IS THE SUBJECT OF THE CONSERVATION EASEMENT IS RECORDED ON THE BALANCE SHEET OF THE ORGANIZATION'S FINANCIAL STATEMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>ANIMAL AND HORTICULTURAL COLLECTION - COLLECTIONS ARE OWNED BY THE SOCIETY AND ARE NOT CAPITALIZED. COSTS OF PURCHASING COLLECTION ITEMS AND PROCEEDS FROM SALES ARE RECOGNIZED IN THE YEAR OF ACQUISITION OR SALE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY'S ENDOWMENT PRIMARILY CONSISTS OF A DONOR-RESTRICTED GIFT TO SUPPORT MAINTENANCE AND FUND REPAIR PROJECTS THAT PRESERVE AND PROTECT THE ZOO'S PHYSICAL PLANT ASSETS IN ORDER TO PROACTIVELY EXTEND THEIR USABLE LIVES. ENDOWMENT DRAWS MAY NOT BE USED FOR NEW CONSTRUCTION PROJECTS. THE INTENT IS TO HOLD THE FUNDS FOR A LONG-TERM PERIOD IN ORDER TO GENERATE SUFFICIENT INCOME TO ELECT A SPENDING RATE IN FUTURE PERIODS IN ACCORDANCE WITH APPLICABLE STATE LAWS. AS OF DECEMBER 31, 2020, $3,054,000 WAS CONTRIBUTED TO THE ENDOWMENT, WHICH WAS TRANSFERRED TO AN INVESTMENT ACCOUNT WITH A FINANCIAL INSTITUTION DURING 2021. THE BOARD OF THE SOCIETY HAS ELECTED TO BE GOVERNED BY THE COMMONWEALTH OF PENNSYLVANIA'S ACT 141 (ACT 141) FOR THE DONOR-RESTRICTED ENDOWMENT FUNDS. ACT 141 IS A TOTAL RETURN POLICY THAT ALLOWS A NONPROFIT TO CHOOSE TO TREAT A PERCENTAGE OF THE AVERAGE MARKET VALUE OF THE ENDOWMENT'S DONOR RESTRICTED INVESTMENTS HELD IN PERPETUITY AS INCOME EACH YEAR. HOWEVER, THE LONG-TERM PRESERVATION OF THE REAL VALUE OF THE ASSETS MUST BE TAKEN INTO CONSIDERATION WHEN THE BOARD ELECTS THE AMOUNT. THE SOCIETY HAS ELECTED A POLICY TO ALLOW THE CORPUS OF THE DONOR-RESTRICTED NET ASSETS HELD IN PERPETUITY TO BE SUSTAINED EVEN IF THE INVESTMENT IS LESS THAN THE CORPUS. IN ACCORDANCE WITH ACT 141, THE SOCIETY HAS ADOPTED A WRITTEN INVESTMENT POLICY, OF WHICH A SECTION SPECIFICALLY RELATES TO THE ENDOWMENT FUND. THE SOCIETY CONSIDERS THE FOLLOWING FACTORS IN MAKING A DETERMINATION TO SET A SPENDING RATE FOR THE DONOR-RESTRICTED ENDOWMENT FUND: 1. PROTECTING THE CORPUS OF THE ENDOWMENT FUND. 2. PRESERVING THE SPENDING POWER OF THE ASSETS. 3. OBTAINING MAXIMUM INVESTMENT RETURN WITH REASONABLE RISK AND OPERATIONAL CONSIDERATION. 4. COMPLYING WITH APPLICABLE LAWS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY HAS RECEIVED A DETERMINATION FROM THE INTERNAL REVENUE SERVICE STATING THAT IT IS EXEMPT FROM FEDERAL INCOME TAX UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE. ACCORDINGLY, NO PROVISION FOR INCOME TAXES IS RECORDED IN THESE FINANCIAL STATEMENTS. THE SOCIETY HAS NOT IDENTIFIED ANY MATERIAL UNCERTAIN TAX POSITIONS REQUIRING AN ACCRUAL OR DISCLOSURE IN THE FINANCIAL STATEMENTS. THE SOCIETY IS NO LONGER SUBJECT TO EXAMINATIONS BY TAXING AUTHORITIES IN ANY MAJOR TAX JURISDICTION FOR YEARS BEFORE DECEMBER 31, 2019.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FUNDRAISING EXPENSE 137,928.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FUNDRAISING EXPENSE 137,928.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART VI, LINE 1E:</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER PROPERTY: EXHIBITS AND IMPROVEMENTS 15,866,958. CONSTRUCTION IN PROGRESS 884,205. TOTAL OTHER 16,751,163.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleF documentId="RetDoc1040500001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>EAST ASIA &amp; THE PACIFIC</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICE</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>GRANTS TO RECIPIENTS LOCATED IN THE REGION</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>5000</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>SOUTH AMERICA</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICE</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>GRANTS TO RECIPIENTS LOCATED IN THE REGION</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>10000</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <SubtotalOfficesCnt>0</SubtotalOfficesCnt>
      <SubtotalEmployeesCnt>0</SubtotalEmployeesCnt>
      <ContinuationTotalOfficeCnt>0</ContinuationTotalOfficeCnt>
      <ContinuationTotalEmployeeCnt>0</ContinuationTotalEmployeeCnt>
      <TotalOfficeCnt>0</TotalOfficeCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <SubtotalSpentAmt>15000</SubtotalSpentAmt>
      <ContinuationSpentAmt>0</ContinuationSpentAmt>
      <TotalSpentAmt>15000</TotalSpentAmt>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>EAST ASIA AND THE PACIFIC</RegionTxt>
        <PurposeOfGrantTxt>PPG CONSERVATION AND SUSTAINABILITY GRANT</PurposeOfGrantTxt>
        <CashGrantAmt>5000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>FMV</ValuationMethodUsedDesc>
      </GrantsToOrgOutsideUSGrp>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>SOUTH AMERICA</RegionTxt>
        <PurposeOfGrantTxt>PPG CONSERVATION AND SUSTAINABILITY GRANT</PurposeOfGrantTxt>
        <CashGrantAmt>10000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>FMV</ValuationMethodUsedDesc>
      </GrantsToOrgOutsideUSGrp>
      <TransferToForeignCorpInd>0</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>0</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>0</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>0</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>0</ForeignPartnershipInd>
      <BoycottCountriesInd>0</BoycottCountriesInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S CHIEF EXECUTIVE OFFICER AND RESEARCH DIRECTOR MONITOR AND OVERSEE THE USE OF SUPPORT PROVIDED VIA EMAIL AND OTHER CORRESPONDENCE WITH THE RECIPIENT ORGANIZATIONS AND INDIVIDUALS LOCATED OUTSIDE OF THE UNITED STATES. IN ADDITION, A TEAM OF STAFF MEMBERS ARE ASSIGNED TO REVIEW AND AWARD ANNUAL GRANTS. AS PART OF THE ANNUAL PROCESS, THE TEAM AND DIRECTOR OF RESEARCH REQUESTS FOLLOW UP PROGRESS REPORTS ON THE PROJECTS THAT RECEIVED FUNDING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III ACCOUNTING METHOD:</FormAndLineReferenceDesc>
      </SupplementalInformationDetail>
    </IRS990ScheduleF>
    <IRS990ScheduleG documentId="RetDoc1041300001">
      <FundraisingEventInformationGrp>
        <Event1Nm>SUMMER SAFARI</Event1Nm>
        <GrossReceiptsEvent1Amt>241695</GrossReceiptsEvent1Amt>
        <CharitableContriEvent1Amt>143173</CharitableContriEvent1Amt>
        <GrossRevenueEvent1Amt>98522</GrossRevenueEvent1Amt>
        <RentFacilityCostsEvent1Amt>27244</RentFacilityCostsEvent1Amt>
        <FoodAndBeverageEvent1Amt>9875</FoodAndBeverageEvent1Amt>
        <EntertainmentEvent1Amt>9000</EntertainmentEvent1Amt>
        <OtherDirectExpensesEvent1Amt>3965</OtherDirectExpensesEvent1Amt>
        <Event2Nm>ZOO BREW</Event2Nm>
        <GrossReceiptsEvent2Amt>99770</GrossReceiptsEvent2Amt>
        <CharitableContriEvent2Amt>42865</CharitableContriEvent2Amt>
        <GrossRevenueEvent2Amt>56905</GrossRevenueEvent2Amt>
        <RentFacilityCostsEvent2Amt>647</RentFacilityCostsEvent2Amt>
        <FoodAndBeverageEvent2Amt>51528</FoodAndBeverageEvent2Amt>
        <EntertainmentEvent2Amt>1200</EntertainmentEvent2Amt>
        <OtherDirectExpensesEvent2Amt>8997</OtherDirectExpensesEvent2Amt>
        <OtherEventsTotalCnt>2</OtherEventsTotalCnt>
        <GrossReceiptsOtherEventsAmt>92680</GrossReceiptsOtherEventsAmt>
        <CharitableContriOtherEventsAmt>41745</CharitableContriOtherEventsAmt>
        <GrossRevenueOtherEventsAmt>50935</GrossRevenueOtherEventsAmt>
        <FoodAndBeverageOtherEventsAmt>24318</FoodAndBeverageOtherEventsAmt>
        <EntertainmentOtherEventsAmt>1100</EntertainmentOtherEventsAmt>
        <OthDirectExpnssOtherEventsAmt>54</OthDirectExpnssOtherEventsAmt>
        <GrossReceiptsTotalAmt>434145</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>227783</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>206362</GrossRevenueTotalEventsAmt>
        <RentFcltyCostsTotalEventsAmt>27891</RentFcltyCostsTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>85721</FoodAndBeverageTotalEventsAmt>
        <EntertainmentTotalEventsAmt>11300</EntertainmentTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>13016</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>137928</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>68434</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>VICTORIA FALLS WILDLIFE FUND</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO BOX 23183</AddressLine1Txt>
          <CityNm>SAN DIEGO</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>92193</ZIPCd>
        </USAddress>
        <RecipientEIN>986061293</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>15000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
        <PurposeOfGrantTxt>GENERAL SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>INTERNATIONAL ELEPHANT FOUNDATION</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO BOX 366</AddressLine1Txt>
          <CityNm>AZLE</CityNm>
          <StateAbbreviationCd>TX</StateAbbreviationCd>
          <ZIPCd>76098</ZIPCd>
        </USAddress>
        <RecipientEIN>752815706</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>25000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
        <PurposeOfGrantTxt>GENERAL SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>AFRICAN AQUATIC CONSERVATION FUND</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO BOX 366</AddressLine1Txt>
          <CityNm>CHILMARK</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02535</ZIPCd>
        </USAddress>
        <RecipientEIN>472592641</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>10000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
        <PurposeOfGrantTxt>GENERAL SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>OKLAHOMA ZOO &amp; BOTANICAL GARDEN</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>2000 REMINGTON PLACE</AddressLine1Txt>
          <CityNm>OKLAHOMA CITY</CityNm>
          <StateAbbreviationCd>OK</StateAbbreviationCd>
          <ZIPCd>73111</ZIPCd>
        </USAddress>
        <RecipientEIN>730688645</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>7500</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
        <PurposeOfGrantTxt>GENERAL SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>4</Total501c3OrgCnt>
      <TotalOtherOrgCnt>0</TotalOtherOrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S CHIEF EXECUTIVE OFFICER AND RESEARCH DIRECTOR MONITOR AND OVERSEE THE USE OF SUPPORT PROVIDED VIA EMAIL AND OTHER CORRESPONDENCE WITH THE RECIPIENT ORGANIZATIONS AND INDIVIDUALS LOCATED INSIDE THE UNITED STATES. IN ADDITION, A TEAM OF STAFF MEMBERS ARE ASSIGNED TO REVIEW AND AWARD ANNUAL GRANTS. AS PART OF THE ANNUAL PROCESS, THE TEAM AND DIRECTOR OF RESEARCH REQUESTS FOLLOW UP PROGRESS REPORTS ON THE PROJECTS THAT RECEIVED FUNDING.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>1</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>1</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BARBARA BAKER</PersonNm>
        <TitleTxt>PRESIDENT EMERITUS</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>415266</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>415266</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JEREMY GOODMAN</PersonNm>
        <TitleTxt>PRESIDENT/CEO</TitleTxt>
        <BaseCompensationFilingOrgAmt>298078</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>250</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>7670</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>2917</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>29787</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>338702</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BRADLEY SMITH</PersonNm>
        <TitleTxt>DIRECTOR OF CONTRUCTION MGMT</TitleTxt>
        <BaseCompensationFilingOrgAmt>169537</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>3000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>1022</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>7011</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>13090</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>193660</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 4A</FormAndLineReferenceDesc>
        <ExplanationTxt>FORMER PRESIDENT, BARBARA BAKER, RECEIVED SEVERANCE PAYMENTS TOTALING $415,266 DURING 2022 IN ACCORDANCE WITH HER SEPARATION AGREEMENT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PRESIDENT/ CEO RECEIVED A BONUS OF $250, CFO RECEIVED A BONUS OF $3,500 AND DIRECTOR OF CONTRUCTION MANAGEMENT RECEIVED A BONUS OF $3,000 DURING CALENDAR YEAR 2022.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE COMMITTEE SHALL HAVE AND EXERCISE ALL OF THE POWERS AND AUTHORITY OF THE BOARD OF DIRECTORS IN THE MANAGEMENT OF THE BUSINESS AND AFFAIRS OF THE SOCIETY INCLUDING, FOR AVOIDANCE OF DOUBT, THE POWER TO (A) APPOINT A PRESIDENT, (B) ACT UPON THE RECOMMENDATION OF THE CHAIR FIXING THE SALARY AND COMPENSATION OF THE PRESIDENT AND (C) REMOVE A MEMBER OF ANY COMMITTEE, AND (D) TAKE ACTION ON BEHALF OF THE BOARD, EXCEPT THAT THE EXECUTIVE COMMITTEE SHALL NOT HAVE ANY POWER OR AUTHORITY TO (A) CREATE OR FILL VACANCIES IN THE BOARD OF DIRECTORS; (B) ADOPT, AMEND OR REPEAL THE BYLAWS; (C) AMEND OR REPEAL ANY RESOLUTION OF THE BOARD THAT BY ITS TERMS IS AMENDABLE OR REPEALABLE ONLY BY THE BOARD; (D) ADOPT AND APPROVE THE ANNUAL BUDGET OF THE SOCIETY; OR (E) ADOPT AND APPROVE THE AUDITED ANNUAL FINANCIAL REPORT TO THE BOARD OF DIRECTORS. THE EXECUTIVE COMMITTEE WILL SERVE AS A CLEARINGHOUSE TO ASSESS THE RISKS THAT OTHER COMMITTEES IDENTIFY IN THEIR OVERSIGHT OF THE PITTSBURGH ZOO'S ACTIVITIES, INCLUDING THE IMPLEMENTATION OF MITIGATION STRATEGIES FOR SUCH RISKS, IF AVAILABLE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY WILL SUBMIT A DRAFT TO THE FINANCE AND AUDIT COMMITTEE FOR THEIR REVIEW AND APPROVAL. THE CFO PARTICIPATES IN THIS REVIEW. THE BOARD PASSED A RESOLUTION TO APPROVE THE FORM 990 BASED ON THE FINANCE AND AUDIT COMMITTEE'S REVIEW AND APPROVAL. COPIES ARE MADE AVAILABLE TO ALL MEMBERS OF THE BOARD OF DIRECTORS BEFORE THE RETURN IS FILED WITH THE INTERNAL REVENUE SERVICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS REVIEWS THE CONFLICT OF INTEREST POLICY AT THE FIRST MEETING OF EACH YEAR. BOARD MEMBERS ARE TO DISCLOSE TO THE BOARD CHAIR POTENTIAL OR ACTUAL CONFLICTS. THE FINANCE DEPARTMENT IDENTIFIES POTENTIAL CONFLICTS BY REVIEWING VENDOR LISTS AND SUBMITS THE RESULTS OF THEIR REVIEW TO THE CHAIR OF THE FINANCE AND AUDIT COMMITTEE FOR FURTHER REVIEW. UPON REVIEW BY THE FINANCE CHAIR, POTENTIAL CONFLICTS ARE DISCLOSED TO THE BOARD CHAIR. THE CHAIR WILL DETERMINE WHETHER TO: (A) TAKE NO ACTION; (B) ASSURE FULL DISCLOSURE; (C) ASK THE PERSON TO RECUSE HIMSELF OR HERSELF FROM PARTICIPATION IN RELATED DISCUSSIONS OR DECISIONS; OR (D) ASK THE PERSON TO RESIGN FROM HIS OR HER POSITION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>A SPECIAL INDEPENDENT AD HOC EXECUTIVE COMPENSATION REVIEW COMMITTEE MEETS TO REVIEW THE PERFORMANCE AND APPROVE COMPENSATION FOR THE ZOO'S CEO. THE COMMITTEE UTILIZES COMPARABLE COMPENSATION DATA FOR SIMILARLY QUALIFIED PERSONS IN FUNCTIONALLY COMPARABLE POSITIONS AT SIMILARLY SITUATED ORGANIZATIONS. THEY ALSO USE COMPENSATION SURVEY DATA. THE COMMITTEE DOCUMENTS DECISIONS REGARDING THE COMPENSATION AND REPORTS THEIR RESULTS TO THE EXECUTIVE COMMITTEE, HUMAN RESOURCES AND THE CFO. THE EXECUTIVE COMMITTEE AND THE BOARD CHAIR APPROVE THE CEO'S COMPENSATION AFTER REVIEW AND RECOMMENDATION FROM THE AD HOC EXECUTIVE COMPENSATION REVIEW COMMITTEE. THE PRESIDENT &amp; CEO MEETS WITH HUMAN RESOURCES AND THE CFO TO REVIEW PERFORMANCE AND APPROVE COMPENSATION FOR THE ZOO'S OFFICERS AND KEY EMPLOYEES. THEY REVIEW COMPARABLE COMPENSATION DATA FOR SIMILARLY QUALIFIED PERSONS IN FUNCTIONALLY COMPARABLE POSITIONS AT SIMILARLY SITUATED ORGANIZATIONS. THEY ALSO USE COMPENSATION SURVEY DATA.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC THROUGH SUBMISSION TO THE ALLEGHENY REGIONAL ASSET DISTRICT IN ANNUAL REPORTS AND OTHERWISE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C, FINANCIAL STATEMENTS AND REPORTING:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FINANCE COMMITTEE IS APPOINTED BY THE BOARD OF DIRECTORS AND REVIEWS THE FINANCIAL STATEMENTS REGULARLY THROUGHOUT THE YEAR, AT BOARD MEETINGS AND AT EACH OF 5 COMMITTEE MEETINGS PER YEAR. ONE OF THESE MEETINGS IS DEDICATED TO AUDIT REVIEW WHERE THE COMMITTEE MEETS WITH THE AUDITORS WITHOUT MANAGEMENT PRESENT. THE SELECTION OF THE INDEPENDENT AUDITORS IS REVIEWED BY THE FINANCE/AUDIT COMMITTEE AS NEEDED. THIS PROCESS DID NOT CHANGE FROM THE PRIOR YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
