Due to renovations this tour will be closed, the closure will last for up to 18 months. These reovations wil increase safety by addressing degraded floor and installing better steps and handrails.
At 4 hours long, this lengthy tour explores the geologic diversity of what Mammoth Cave has to offer. Going through slot canyons, tubular passageways, tall canyons, and tunnels sparkled with gypsum, this tour is the longest walking tour we offer. This tour also encounters hundreds of steps and ascends and descends many tall, incredibly steep hills. Covering a wide variety of the history and geology of Mammoth Cave, this tour is ideal for those wishing for a lengthy, half-day hike inside of the cave.
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.
Not recommended for visitors with known heart or respiratory conditions, poor circulation or difficulty walking long distances on uneven surfaces and negotiating stairs. Evacuation from the cave to a hospital for medical attention could take several hours.
MUST BE AT LEAST 6 YRS. OF AGE TO PARTICIPATE ON THIS TOUR.
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 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.
Mammoth Cave may not offer the Grand Avenue Tour year-round. Please check the current program schedule.