Mammoth Cave National Park Attractions & Activities - The Best Holiday Destinations for 2020
Frozen Niagara flowstone formation
Mammoth Cave National Park is a United States National Park and a UNESCO World Heritage Site in Kentucky's Caves and Lakes region. It preserves the world's longest known cave system, with over 392 miles of caves. The park was established in 1941 and currently draws nearly two million visitors annually.
The Most Frequently Asked Travel Questions about Mammoth Cave National Park