Beat the summer heat by going underground. Arizona is home to famous caves, like Kartchner Caverns. Here are 5 of the best ...

FLAGSTAFF, Ariz. -- An 8-year-old boy who went missing at Arizona's Lava River Cave on Wednesday night has been found alive and is being evaluated. Tzion Maron was reported missing at around 6 p.m.

A short Washington hike takes you from quiet woods into an ancient lava tube that feels mysterious, cool, and unforgettable.

At a little more than a mile, Lava River Cave is Oregon’s longest intact lava tube. It’s also one of the most popular caves to explore in central Oregon. The cave is part of Bend’s Newberry National ...

Bend, Oregon, is not only a haven for outdoor enthusiasts but also a gateway to a fascinating underground world. Hidden beneath its stunning landscapes lie lava tubes waiting to be explored. These ...

Lava Lands Bend Photo courtesy of U.S. Forest Service, Deschutes National Forest. For the first time since 2019, Bend’s popular Lava River Cave should be able to welcome explorers for its entire ...

Another world greets you just a short 30-minute drive from the Icelandic capital Reykjavik. Raufarhólshellir Lava Tunnel is a terrific example of a lava cave created following a volcanic eruption ...

A question from a college-age granddaughter set recollections in motion. “Grandma, when you were in college, did you ever do anything foolish?” I’m considered a law-abiding, cookie-baking grandma. I ...

What can lava tubes on Earth teach us about finding life on Mars? This is a recent study published in Communications Earth & Environment hopes to address as an international team of researchers ...