We visited four of the country’s “crown jewels” and found deep concern for the park system’s future among Americans of all political persuasions.

Situated next to the world’s longest cave system, Cave City, Kentucky, is small in size but big on charm, nature, and ...

This is the essence of the Mammoth Cave National Park experience: novelty and wonder from the natural environment fused with history and storytelling from a corps of enthusiastic rangers.

Alabama is one of the most underrated states in the country, and this delightful state park is an absolute must for anyone interested in subterranean exploring.

A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said.

It's Shark Week, and Mammoth Cave took the unofficial holiday to announce the discovery of a ancient shark species.

A newly identified ancient shark species, Macadens olsoni, has been at Mammoth Cave National Park. The National Park Service says Macadens olsoni likely measured less than a foot long and featured ...

A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said. Named Macadens olsoni, the fossils were found in the Ste. Genevieve Formation, dating ...

Benji Paysnoe (NEW YORK) -- A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said. Named Macadens olsoni, the fossils were found in the Ste ...

Researchers named the species after Mammoth Cave and Rickard Olson, a retired park scientist. The latest discovery marks the fifth “new to science” shark species identified in the cave system.