Admission mid-June to mid-Sept. $20; $16 (ages 65+ and students with ID); $45 (family). Admission mid- to late Sept. $9.50; $8 (ages 65+ and students with ID); $21 (family). Late Sept. guided tour fee $12.
Daily 10-6, mid-June to late Sept. A guided tour is offered daily at 10:30 in late Sept.; reservations are required. Allow 2 hours minimum.