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        <ExplanationTxt>IT IS THE CONSERVANCYS INTENTION TO PRESERVE SITES AND EASEMENTS INDEFINITELY, WHICH IS GENERALLY ACCOMPLISHED BY RETAINING OWNERSHIP OF THE SITES AND EASEMENTS OR BY RESALE OR TRANSFER TO VARIOUS GOVERNMENTAL AGENCIES OR PUBLIC CHARITIES.</ExplanationTxt>
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        <ExplanationTxt>THE CONSERVANCY IS EXEMPT FROM FEDERAL AND STATE INCOME TAXES UNDER THE PROVISIONS OF INTERNAL REVENUE CODE SECTION 501(C)(3). ACCORDINGLY, NO PROVISION OR LIABILITY FOR INCOME TAXES HAS BEEN PROVIDED IN THE ACCOMPANYING FINANCIAL STATEMENTS.</ExplanationTxt>
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      <SupplementalInformationDetail>
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      <SubtotalSpentAmt>250544</SubtotalSpentAmt>
      <TotalSpentAmt>250544</TotalSpentAmt>
      <TransferToForeignCorpInd>false</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>false</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>false</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>false</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>false</ForeignPartnershipInd>
      <BoycottCountriesInd>false</BoycottCountriesInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE F, PAGE 1, PART I, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>NORTH AMERICA (MEXICO) 63,050 0 CENTRAL AMERICA (GUATEMALA) 60,695 0 SOUTH AMERICA (PERU) 126,799 0</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleF>
    <IRS990ScheduleJ documentId="RetDoc4">
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>false</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>false</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>false</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>false</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>false</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>false</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MARK P MICHEL</PersonNm>
        <TitleTxt>PRES/CEO--FORMER</TitleTxt>
        <BaseCompensationFilingOrgAmt>164653</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>12686</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>4550</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>181889</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleM documentId="RetDoc5">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>2</ContributionCnt>
        <NoncashContributionsRptF990Amt>20013</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FAIR VALUE</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <RealEstateOtherGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>1</ContributionCnt>
        <NoncashContributionsRptF990Amt>11000000</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>APPRAISAL/COMPARABLE</MethodOfDeterminingRevenuesTxt>
      </RealEstateOtherGrp>
      <AnyPropertyThatMustBeHeldInd>false</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>true</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>true</ThirdPartiesUsedInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE M, PAGE 1, PART I, LINE 32B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CONSERVANCY USES THE SERVICES OF AN INDEPENDENT APPRAISER FOR PROPERTY ACQUISITIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc6">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>TO ACQUIRE AND PRESERVE AMERICA'S MOST IMPORTANT ARCHAEOLOGICAL SITES. THE CONSERVANCY IDENTIFIES IMPORTANT ENDANGERED SITES, ACQUIRES THE PROPERTY BY PURCHASE, GIFT, OR BARGAIN SALE FROM DONORS, SECURES THE PROPERTY, STABILIZES THE CULTURAL RESOURCES AT THE SITE, MANAGES THE ARCHAEOLOGICAL PRESERVE AS PART OF A LONG-TERM PLAN, AND EDUCATES THE GENERAL PUBLIC AND LOCAL OFFICIALS ABOUT THE DESTRUCTION OF OUR CULTURAL HERITAGE AND HOW TO PRESERVE WHAT REMAINS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 1, PART I, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE VAST MAJORITY OF CONSERVANCY VOLUNTEERS SERVE AS SITE STEWARDS OF PROTECTED PROPERTIES. VOLUNTEER SITE STEWARDS SERVE AS THE EYES AND EARS FOR THE CONSERVANCY IN THE FIELD. THEY REGULARY VISIT AND MONITOR PROPERTIES, PROMOTE ARCHEOLOGICAL RESOURCE PROTECTION THROUGH EDUCATION, OUTREACH, AND PUBLIC AWARENESS, AND ALSO PERFORM HANDS-ON MAINTENANCE OF THESE SITES. MAINTENANCE CAN INCLUDE MOWING, FENCING, AND SIGN REPAIR.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CONSERVANCYS FORM 990 DRAFT IS REVIEWED BY THE PRESIDENT, CFO, TREASURER, AND FINANCE COMMITTEE OF THE BOARD. THE FINANCE COMMITTEE MAKES A RECOMMENDATION TO THE EXECUTIVE COMMITTEE, WHO VOTES TO ACCEPT THE 990 AND RELATED DOCUMENTS PRIOR TO FILING. A COPY OF THE FINAL FORM 990 IS DISTRIBUTED TO THE FULL BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>EMPLOYEES, OFFICERS, AND DIRECTORS ARE REQUIRED TO DISCLOSE ANY POTENTIAL CONFLICT OF INTEREST AT THE TIME IT MAY OCCUR TO THE PRESIDENT OF THE CONSERVANCY. ALL PAYMENTS MADE DURING THE COURSE OF EACH YEAR ARE MONITORED BY THE PRESIDENT AND CFO FOR POTENTIAL CONFLICTS OF INTEREST. THERE HAS NEVER BEEN AN ALLEGATION OF A CONFLICT OF INTEREST SITUATION IN THE HISTORY OF THE CONSERVANCY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION FOR THE PRESIDENT IS SET EACH YEAR BY THE FULL BOARD OF DIRECTORS. A COMPENSATION COMMITTEE FIRST ASSEMBLES A LIST OF COMPENSATION DATA FROM 14 ORGANIZATIONS THAT ARE FELT TO BE CLOSELY SIMILAR TO THE CONSERVANCY. THE COMPENSATION DATA IS BASED ON AVAILABLE IRS FORM 990 REPORTS AND THEN ADJUSTED FOR INFLATION AND GEOGRAPHICAL REGION. THE PRESIDENT'S ACHIEVEMENTS ARE THEN EVALUATED BY THE COMMITTEE AND A RECOMMENDATION IS MADE FOR APPROVAL BY THE FULL BOARD AS PART OF THE BUDGET PROCESS. THE CONSIDERATIONS ARE DOCUMENTED IN DETAIL IN THE MINUTES FROM THE SESSION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION FOR OFFICERS OR OTHER KEY EMPLOYEES IS RECOMMENDED BY THE PRESIDENT TO THE BOARD OF DIRECTORS BASED ON INDIVIDUAL JOB PERFORMANCE MEASURES, EMPLOYEE EXPERIENCE, AND PREVAILING WAGES IN THE AREA. THE SALARIES ARE APPROVED BY THE FULL BOARD OF DIRECTORS AS PART OF THE ANNUAL BUDGET PROCESS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CONSERVANCY'S FORM 990, AUDIT SUMMARY, AND OTHER ORGANIZATION INFORMATION IS AVAILABLE AT ITS OWN WEBSITE: WWW.THEARCHCONS.ORG. THE FORM 990 IS ALSO AVAILABLE AT CANDID, CHARITY NAVIGATOR, THE BETTER BUSINESS BUREAU, AND OTHER PUBLIC WEBSITES. THE GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS MAY ALSO BE OBTAINED ON REQUEST AT THE CONSERVANCY HEADQUARTERS: 1717 GIRARD BLVD NE, ALBUQUERQUE, NM 87106.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9</FormAndLineReferenceDesc>
        <ExplanationTxt>CHANGE IN VALUE OF ANNUITIES -2,333</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>