Grand Avenue Tour

Mammoth Cave National Park Tours

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

Need to Know

Photo Gallery