Traveling around Eagle County, it is easy to wonder about the interesting geological features that dot the landscape. While ...

We pumped water out of a seemingly ordinary cave - and uncovered something no one had ever seen before. In this video, we ...

Boyden Cavern in Kings Canyon National Park offers visitors a glimpse into a glittering underworld, thanks to preservation ...

Deep inside Pettyjohns Cave, we stumbled across a network of strange water tunnels that felt like something out of another world. Wading through tight, flooded passages and echoing chambers, we ...

SPECIAL REPORT: Amazing story of water cave where Nigerians visit for leisure, ‘healings’ “I entered the water, and it washed me. That was how I got myself back.” ...

The cave system at Merritt's Mill Pond appears to be a notoriously dangerous diving spot, with several deaths reported over the years. Clyde Douglas Rorex, 68, who frequently went diving in the ...

A dim-witted tourist dumped water on ancient cave paintings to snap better photos for social media — and is now under investigation after posting the shots of the damaged historic art, according ...