Minimal. Cant remember exact but maybe $5/person
Adults (18 and older): $4 Youth (Ages 6-17): $3 Child (Ages 0-5): Free
TOUR FEES: Fees include tax. Qualified tax-exempt organizations MUST provide a copy of a tax exempt certificate at the time of payment. Adults (18 and older): $4 Youth (Ages 6-17): $3 Child (Ages 0-5): Free*
I believe the tour is free. They do have a gift store also though
I am almost sure it was $4.00 for adults
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