Under a swath of Kentucky hills and hollows is a limestone labyrinth that became the heartland of a national park. The surface of Mammoth Cave National Park encompasses about 80 square miles.

Mammoth Cave is located about 30 minutes outside Bowling Green, Kentucky by car. According to the park’s website, prehistoric seas deposited limestone in the area around 325 million years ago.

But there’s only one that’s home to the world’s longest cave. That 400-mile wonder can be found under the rolling Southern hills of Kentucky ... Mammoth Cave,” according to the park ...

MAMMOTH CAVE, Ky. (WDKY) — Two “new to science” species of ancient sharks have been discovered at Mammoth Cave National Park. “Every new discovery at Mammoth Cave is possible due to ...

MAMMOTH CAVE, Ky.- Mammoth Cave National Park has recently added a new position for a Biological Engineer Technician to help ...