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

Scientists found a cave creature with four nostrils in an underground river of China and discovered a new species, a study said. 1970s Photo from Getty / iStockphoto In an underground river of ...

Kings Canyon Scenic Byway is ranked #3 out of 12 things to do in Sequoia National Park. See pictures and our review of Kings Canyon Scenic Byway.

For centuries, humans have lived underground. Today, that ancient practice is under dire threat—even as cave life makes more ...

Travelers look beyond the usual summer spots that are cooler than the beach, with underground attractions and cavern escapes ...

National park caves all over the nation are a great way to explore cool things underground.

Here in Kentucky, the excitement of an underground adventure doesn't have to end after the bus at Mammoth Cave National Park drops tourists back off at the visitors center. Here are five caves to ...

Mammoth Cave National Park is Kentucky's only national park, but it isn't the state's only cave open to the public.

Reports of looting led archaeologists to explore a cave in Coahuila, Mexico, and find 500-year-old burials, officials said and photos show. Photo from CINAH Coahuila Archive via INAH ...