Mammoth Cave National Park is the longest known cave system in the world, and it currently has more than 420 known miles ...

Here's what to know about some of Kentucky's prettiest natural wonders: Cumberland Falls, Mammoth Cave, and Natural Bridge.

Follow cavers as they explore Kentucky’s karst terrain and work to protect its fragile ecosystems. Kentucky is known around the world as the Bluegrass State, but it can also be known as Cave Country.

Kentucky's Mammoth Caves National Park is full of spectacular underground wonders and receives about 600,000 visitors each year. Although Mammoth Cave gets a lot of attention, it's not the only cave ...

Two Kentucky lawmakers are pushing to expand Mammoth Cave National Park through federal legislation that would extend its boundary by nearly 1,000 acres, add new cave passages and help the park ...