Mammoth Cave National Park • Kentucky

Looking out from a large cave entrance with falling water and green trees shown over the entrance.

A long staircase travels down a slope into the dark cave opening.

A large stacked stone pillar reaches the flat ceiling containing signatures in a cave passage.

A long cave passage with an oval shape.

A wooden boardwalk leads into the forest.

A small white church building with yellow flowers in the foreground.

A view of a river valley with hills covered in trees. A blue sky with white clouds stands above.

Rolling hills, deep river valleys, and the world's longest known cave system. Mammoth Cave National Park is home to thousands of years of human history and a rich diversity of plant and animal life, earning it the title of UNESCO World Heritage Site and International Biosphere Region.

Two worlds, one aboveground and the other below, collide at the largest natural entrance to Mammoth Cave.
NPS Photo / J. Cooper

The Historic Entrance to Mammoth Cave has welcomed explorers for centuries.
NPS Photo/ Thomas DiGiovannangelo

Over two hundred years of guided tours leads to the history of Mammoth Cave.
NPS Photo/ Jackie Wheet

The network of cave passages in the Mammoth Cave system stretches over 400 miles.
NPS Photo/ Thomas DiGiovannangelo

The half-mile Heritage Trail leads to panoramic views of the Green River.
NPS Photo/ Thomas DiGiovannangelo

Three historic church structures still stand, shedding light on the pre-park communities that once existed here.
NPS Photo/ Thomas DiGiovannangelo

Rolling hills and valleys can be seen from many of the overlooks in the park.
NPS Photo/ Thomas DiGiovannangelo

A closeup of a bat held in a person's hands which are covered in blue gloves.

Learn about our favorite flying creatures with a full day of activities at this year's Bat Day event on Saturday, September 5!

Two park visitors waling along a trail in the cave

Plan your Mammoth Cave experience

A river meanders through a valley surrounded by hillsides full of bright fall foliage.

Cooler temperatures and colorful foliage make fall the perfect time of year for a park adventure.

A ranger talks to a small group of 3 people at an information desk.

Basic information for your visit, including directions, hours, fees, reservations, weather and more.

A park ranger walks down a trail with two visitors following.

Join us for a ranger-led program on the surface.

A family enjoys the day in the campground.

Three campgrounds and over 13 backcountry sites await campers at Mammoth Cave.

Two historic cabins

Stay in comfort a short distance from the entrance to Mammoth Cave.

A group of visitors, one in a wheelchair, listen to a ranger.

Description of Accessible Cave Tours, Ranger Walks & Talks, and Self-Guided Adventures

Two hikers climb an uphill forest trail.

Explore over 80 miles of trails in the park.

Three canoes await adventure on the Green River.

Plan your trip along the Green and Nolin Rivers.

Two people ride bikes on a gravel path.

Hit the trails and experience the park on two wheels.

A starry night sky above trees.

Explore night sky viewing opportunities in the park.

A young man fishing along a river

Fishing regulations and more.

Close shot of horse standing in a brightly wooded area.

Those who love to see the world from horseback are in luck! Explore 60 miles of backcountry trails suitable for many skills and ages.

Two young men hike on a park trail

Discover whats beneath your feet.

A long staircase leads down into the cave. Green shrubs and trees surround the cave opening.

Join a park ranger as they take you on a audio tour of Mammoth Cave.

Last updated: August 19, 2026

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Contact Info

Mailing Address:

P.O. Box 7
Mammoth Cave, KY 42259-0007

Phone:

270 758-2180

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