One of the city's more unique attractions, the 100-acre Louisville Mega Cavern, which was created out of a 19th-century limestone quarry, now houses the world's only underground zip line course.

The death of Floyd Collins one century ago is being remembered as a catalyst for the formation of Mammoth Cave National Park, ...

When Floyd Collins ventured into Sand Cave in Kentucky on Jan. 30, 1925, he was searching for the next big attraction. But he never made it out alive.

When Floyd Collins ventured into Sand Cave in Kentucky on Jan. 30, 1925, he was searching for the next big attraction. But he never made it out alive.

The cavern’s reputation grew until law agencies ... Martinis were 35 cents. A spur of the Louisville and Nashville Railroad that took patrons to Blount Springs would stop at the rural cave ...

His body still rested in the cavern below, and his friends and family ... Features columnist Maggie Menderski writes about what makes Louisville, Southern Indiana and Kentucky unique, wonderful ...

And it all happened about 85 miles south of Louisville, during a period known ... His body still rested in the cavern below, and his friends and family paid their respects outside the entrance.

On your next getaway, you can explore the world under the earth’s surface that never sees the light of day. From cave kisses to albino creatures to crystal clear pools, caves and caverns are a unique ...

Laurel Caverns, the largest cave in the northeastern U.S., is set to become Pennsylvania's 125th state park. The cave, currently owned by the Laurel Caverns Conservancy, will be donated to the state.