Two 325-million-year-old ctenacanth shark fossils discovered in Mammoth Cave shed light on ancient marine ecosystems.

The animals that plummeted 85 feet into Wyoming’s Natural Trap Cave provide a layered history of life dating back to the ...

Mammoth Cave National Park in Kentucky is home to a wide variety of wildlife, both above and below ground. Most commonly-seen ...

The cave was apparently once believed to be an entrance into the underworld by the Lipan Apache, according to Jasper Gaffney, ...

Natural History Museum of Utah's newest temporary exhibit serendipitously offers a new lens on the state's newest mascot, and ...

Beneath the unassuming farmlands of West Liberty, Ohio lies a crystalline wonderland that feels more like stepping onto an alien world than a weekend trip in the Buckeye State. Ohio Caverns isn’t just ...

Instead, you’ll find formations in shades of red, orange, blue, and pure white – colors created by various minerals that have seeped through the limestone over eons. The iron oxide gives you those ...

Mammoth Cave National Park in Kentucky holds centuries ... A 1.5-mile trail leads to the entrance of Timpanogos Cave National Monument in Utah, offering wide views of American Fork Canyon.

The “historic entrance” of Mammoth Cave National Park on Feb. 22, 2025. This is the largest natural opening into the Mammoth Cave system and was first used by prehistoric people roughly 4,000 ...

Many think of the west coast when it comes to national parks. The east coast houses some of America's best. We cover marvelous east coast national parks you should visit.

when cave explorer Floyd Collins set out to explore Sand Cave near the entrance of Mammoth Cave. The owner of Crystal Cave, Floyd was searching for another cave that would lure travelers to his ...