BEST VALUE! Purchase the Combo Tour and see both the Aquifer AND Hidden Passage tours and save!
When purchasing a combo ticket, be aware that you are purchasing a ticket for a specific date and time. Please allow time for validation of your ticket. We suggest arriving no later than 30 minutes PRIOR to the time shown on your ticket.
The Combo Ticket consists of two tours: the Aquifer Tour and the Hidden Passage Tour. You will select the time for the Hidden Passage Tour below, and we will place you on the next available Discovery Tour when you arrive.
ATTENTION: If you are purchasing tickets for tours at or after 3:00 PM, YOU MUST ARRIVE AT LEAST TWO HOURS PRIOR TO ENSURE YOU HAVE TIME FOR BOTH TOURS! There are no late admissions or refunds for late arrivals.