Humans first discovered this complex limestone labyrinth some 4,000 years ago beneath the Green River Valley of Edmonson County, Kentucky. To this day, explorers have yet to find an end to it, despite ...

Researchers collecting fossils deep inside Kentucky's Mammoth Cave have uncovered the remains of a never-before-seen species — an absolutely tiny ancient shark with nail-like teeth.

Researchers collecting fossils deep inside Kentucky's Mammoth Cave have uncovered the remains of a never-before-seen species ...

When Floyd Collins ventured into Sand Cave in Mammoth Cave, Kentucky on Jan. 30, 1925, he was searching for a destination that would draw in people in from all over world. Remarkably, the cave ...

Morrison was in a great spot to lure travelers to his “Mammoth Cave” All of this was all part of the larger Kentucky Cave Wars that had engulfed the region. Despite Morrison’s good fortune ...

A tiny shark species dating back hundreds of millions of years has been identified at Mammoth Cave National Park in Kentucky, the National Park Service announced Monday. The identification was ...

Despite its reputation as one of the most beautiful autumn destinations for its foliage and dramatic views, polluting industrial facilities across Kentucky and the surrounding regions from the ...

Another new species of ancient shark has been discovered at Mammoth Cave National Park.According to a post from the park, an ongoing Paleontological Resource Inventory discovered the new species ...

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.

A new-to-science species of ancient shark was recently discovered in Mammoth Cave National Park in Kentucky. The small shark named Clavusodens mcginnisi, or “McGinnis’ nail tooth,” is a new ...