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        <TotalAmt>119043</TotalAmt>
        <ProgramServicesAmt>119043</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>Special events</Desc>
        <TotalAmt>91416</TotalAmt>
        <ProgramServicesAmt>91416</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>Equipment rental</Desc>
        <TotalAmt>19153</TotalAmt>
        <ProgramServicesAmt>19153</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>47172</TotalAmt>
        <ProgramServicesAmt>37626</ProgramServicesAmt>
        <ManagementAndGeneralAmt>8784</ManagementAndGeneralAmt>
        <FundraisingAmt>762</FundraisingAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>1862436</TotalAmt>
        <ProgramServicesAmt>1521643</ProgramServicesAmt>
        <ManagementAndGeneralAmt>248852</ManagementAndGeneralAmt>
        <FundraisingAmt>91941</FundraisingAmt>
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      <CashNonInterestBearingGrp>
        <BOYAmt>941864</BOYAmt>
        <EOYAmt>937466</EOYAmt>
      </CashNonInterestBearingGrp>
      <InventoriesForSaleOrUseGrp>
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        <EOYAmt>54718</EOYAmt>
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      <LandBldgEquipCostOrOtherBssAmt>2440830</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>1498317</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>1420667</BOYAmt>
        <EOYAmt>942513</EOYAmt>
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      <OtherAssetsTotalGrp>
        <BOYAmt>11847</BOYAmt>
        <EOYAmt>13697</EOYAmt>
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      <TotalAssetsGrp>
        <BOYAmt>2429096</BOYAmt>
        <EOYAmt>1948394</EOYAmt>
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      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>10540</BOYAmt>
        <EOYAmt>7780</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <UnsecuredNotesLoansPayableGrp>
        <BOYAmt>645790</BOYAmt>
        <EOYAmt>212197</EOYAmt>
      </UnsecuredNotesLoansPayableGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>8416</BOYAmt>
        <EOYAmt>22393</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>664746</BOYAmt>
        <EOYAmt>242370</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>1764350</BOYAmt>
        <EOYAmt>1706024</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>1764350</BOYAmt>
        <EOYAmt>1706024</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>2429096</BOYAmt>
        <EOYAmt>1948394</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>-23279</ReconcilationRevenueExpnssAmt>
      <OtherChangesInNetAssetsAmt>-35047</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>0</FSAuditedInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>293645</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>357228</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>494455</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>83447</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>47900</CurrentTaxYearAmt>
        <TotalAmt>1276675</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>270393</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>79129</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>419542</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>517049</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>740247</CurrentTaxYearAmt>
        <TotalAmt>2026360</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>564038</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>436357</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>913997</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>600496</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>788147</CurrentTaxYearAmt>
        <TotalAmt>3303035</TotalAmt>
      </Total509Grp>
      <AmountsRcvdDsqlfyPersonGrp>
        <TotalAmt>0</TotalAmt>
      </AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp>
        <TotalAmt>0</TotalAmt>
      </SubstantialContributorsAmtGrp>
      <SubstAndDsqlfyPrsnsTotGrp>
        <TotalAmt>0</TotalAmt>
      </SubstAndDsqlfyPrsnsTotGrp>
      <PublicSupportTotal509Amt>3303035</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>332</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>531</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1055</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>24450</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>38720</CurrentTaxYearAmt>
        <TotalAmt>65088</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>332</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>531</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1055</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>24450</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>38720</CurrentTaxYearAmt>
        <TotalAmt>65088</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <NetIncomeFromOtherUBIGrp>
        <CurrentTaxYearMinus4YearsAmt>384649</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>46411</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>442989</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>587321</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>296755</CurrentTaxYearAmt>
        <TotalAmt>1758125</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>949019</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>483299</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1358041</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1212267</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1123622</CurrentTaxYearAmt>
        <TotalAmt>5126248</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.64430</PublicSupportCY509Pct>
      <InvestmentIncomeCYPct>0.01270</InvestmentIncomeCYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </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>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <LandGrp>
        <OtherCostOrOtherBasisAmt>78700</OtherCostOrOtherBasisAmt>
        <BookValueAmt>78700</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>17343</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>10930</DepreciationAmt>
        <BookValueAmt>6413</BookValueAmt>
      </BuildingsGrp>
      <LeaseholdImprovementsGrp>
        <OtherCostOrOtherBasisAmt>153746</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>78044</DepreciationAmt>
        <BookValueAmt>75702</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>1594478</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1322663</DepreciationAmt>
        <BookValueAmt>271815</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>596563</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>86680</DepreciationAmt>
        <BookValueAmt>509883</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>942513</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>Credit cards</Desc>
        <Amt>12272</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>Gift cards</Desc>
        <Amt>457</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>Sales tax payable</Desc>
        <Amt>4894</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>Simple plan</Desc>
        <Amt>4770</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>22393</TotalLiabilityAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>Membership is open to all and any individuals fin any country who support the corporation's general purposes and mission. Membership is granted upon receipt of appropriate application and membership dues. The Board of Trustees reserves the right to refuse or revoke membership.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>See explanation to Form 990, Part VI, Line 7(b).</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, line 7b</FormAndLineReferenceDesc>
        <ExplanationTxt>Members may vote on the following: The election of the Board of Trustees, amendments to the corporation's bylaws, amendments to the corporation's articles of incorporation, removal of trustees, and any other business that may duly come before an annual or special meeting of members of the corporation.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>A copy of the draft Form 990 was made available to all board members for review and comment prior to being filed.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>The President and Executive Director review annual submissions for potential conflicts.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, line 15</FormAndLineReferenceDesc>
        <ExplanationTxt>The executive director's compensation was determined after reviewing national, regional and state salary survey data for museum and non-profit executive directors. The final decision on compensation was determined by a majority vote of the board, all of whom are independent. The decisions of the board are recorded in the minutes. THe same salary survey information is used to determine compensation for other permanent staff as part of setting the annual budget. The treasurer, an independent board member, prepares the budget in consultation with the executive director, and the board adopts the budget by majority vote.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>Governing documents, financial statements and other documents are available upon written request.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part XI, line 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>Adjustment due to reutrn of land ownership -35047.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>