A state park in eastern Kentucky is throwing a summer party pool, but instead of being under the sun, it'll be deep inside a cave. This year, Carter Caves State Resort Park is opening up Cave Branch ...

This cave pool, found in the Lechuguilla Cave of New Mexico, appears to be completely pristine. It was discovered in October at Carlsbad Caverns National Park. Max Wisshak photo/Carlsbad Caverns ...

We’ve taken underground design to a whole new level with this luxurious cave pool build. Carved from raw earth and built by hand, this hidden space features not just a stunning pool but also a private ...

Explorers have discovered a pool in a deep cave in a US park. Pictures show the "wondrous" blue pool - never before been seen by human eyes - that was found in the depths of Carlsbad Caverns National ...

It’s Fred Flintstone’s dream destination. These are the stunning cave pool suites at the Kayakapi Premium Caves hotel in Cappadocia, Turkey – the last word in prehistoric-style glamour and the hotel ...

This cave pool, found in the Lechuguilla Cave of New Mexico, appears to be completely pristine. It was discovered in October at Carlsbad Caverns National Park. Max Wisshak photo/Carlsbad Caverns ...