The cave was discovered in 1799 but didn't open for public tours until 1922, according to its website. Tours are scheduled throughout the day at a leisurely pace.

National Park Service researchers have identified a previously unknown shark species in the limestone walls of Mammoth Cave, ...

Mammoth Cave, the world's longest known cave system, stretches 426 miles under Kentucky. The cave's limestone began forming 330 million years ago when the region was submerged under an ocean.

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

By GAGE WILSON for Glasgow News 1 Five years after the Great American Outdoors Act became law, its effects continue to shape ...

TO OPEN EARLY NEXT YEAR. IT COULD SOON COST YOUR FAMILY MORE TO VISIT A KENTUCKY LANDMARK, MAMMOTH CAVE NATIONAL PARK PLANS TO CHARGE AND CHANGE RECREATIONAL FEES FOR CHILDREN. CURRENTLY, KIDS ...

Cave explorer Floyd Collins got trapped in Sand Cave in Kentucky 100 years ago and later died. The incident drew national attention and helped lead to the creation of Mammoth Cave National Park.

Mammoth Cave National Park said in an Aug. 23 post on Facebook. The post, which mocks its own park, has received nearly 100,000 interactions and more than 29,000 shares as of Aug. 26.

What are some of the more exotic and downright unusual creatures that some might come across while exploring the wild parts ...

Mammoth Cave National Park said in an Aug. 23 post on Facebook. The post, which mocks its own park, has received nearly 100,000 interactions and more than 29,000 shares as of Aug. 26.

Scientists have identified a new 335-million-year-old shark species, Macadens olsoni, under Mammoth Cave National Park—one of ...