Tickets are required and can be purchased online or by phone. The only legal access to the property is through one of the tour options.
Reservations are strongly encouraged. Tickets may also be purchased at the Visitor Center if available. We make no guarantee of access without an advance ticket purchase. Please note that all ticket purchases are final. No refunds or exchanges will be issued.
Tours proceed in all weather conditions at the discretion of our operations staff; we reserve the right to cancel tours due to flooding and other unforeseeable circumstances, even on short notice. In such an event, staff members will contact guests as soon as possible via phone and email.
Please see our Infants and Children Policy.
Guided Tour Cost: $20 (plus $2.50 convenience fee online, $5 convenience fee if ticket is purchased on site if available).