Following along the Historic Tour Route, this tour focuses on the unique geologic and natural history of Mammoth Cave. Including a brief side trip to the underground water level, this tour takes an in-depth look at the millions of years of formation of Mammoth Cave. This tour is ideal for visitors with a high interest in geology.
Select a date to see a list of times
All tours begin at the Visitor Center. Tickets must be picked up 30 minutes prior to tour time. No refunds for no shows or late arrivals.
Low light in river passage. Includes a steep outdoor hillside trail to and from the cave’s Historic Entrance. If you have a fear of heights or suffer from claustrophobia this tour is not recommended. Visitors with known heart or respiratory conditions, poor circulation, difficulty walking long distances, negotiating stairs, or walking in a crouched positioned should carefully consider their limitations. Evacuation from the cave to a hospital for medical attention could take several hours.
Mammoth Cave National Park is located in the central time zone and observes daylight savings time.
Note: Do not rely exclusively on your mobile GPS, Google Maps, or similar automated navigation systems to get to the park Visitor Center in time for your cave tour. Routes can be misleading and incorrect.
Directions from the North: Take Interstate 65 to Exit 53 (Cave City Exit). Turn right onto KY-70. Follow 70/255 as it becomes the Mammoth Cave Parkway in the park. Follow the Mammoth Cave Parkway to the Visitor Center.
Directions from the South: Take Interstate 65 to Exit 48 (Park City Exit). Turn left onto KY-255 and follow 255 as it becomes the Park City Road into the park. Follow Park City Road until it joins the Mammoth Cave Parkway; turn left. Follow the Mammoth Cave Parkway to the Visitor Center.
Children 5 and under do not require a reservation or ticket.
Youth under the age of 16 must be accompanied by an adult 18 years or older on all tours.
Interagency Senior and Interagency Access ticket pricing applies to Interagency Senior and Interagency Access Pass holders only.
The Interagency Annual Pass is NOT accepted for tours or camping.
Mammoth Cave may not offer the River Styx Tour year-round. Please check the current program schedule.