The Paradise Lost formation is one of the most magnificent inside the Oregon Caves. It's a bit unnerving as you enter the pitch-black darkness, squeezing through one of many narrow corridors inside ...

VALLECITO, Calif. — Oak trees and vineyards dot the rolling hills of Calaveras County, tucked away between Yosemite National Park and Lake Tahoe, a place with four distinct seasons that lend ...

Beneath the United States lies a surprising network of caves shaped over millions of years. Some feel almost otherworldly, with strange rock formations and the occasional glow from naturally occurring ...

A marble mine is built to extract stone, not uncover natural wonders - but that’s exactly what happened here. Deep inside the ...

Cave exploration -- or spelunking -- is an affordable, family-friendly activity that can feel like a bona fide adventure. Spurred along by changes in the atmosphere involving wind, water, sand erosion ...

From cave kisses to albino creatures to crystal clear pools, caves and caverns are a unique world to discover for travelers.

Add Yahoo as a preferred source to see more of our stories on Google. On the border between Chile and Argentina, on the edges of a turquoise lake in the heart of Patagonia, one of the world's most ...

The park service land above Oregon Caves has expanded nearly tenfold, but the magic inside the cavern is the same as ever. Oregon's much loved Oregon Caves National Monument, pretty much a mandatory ...

Crystal Cave, located in Sequoia National Park, will reopen to the public on May 23 after a four-year closure due to fire and weather damage. Visitors can purchase tickets for guided tours starting ...

With the introduction of an innovative new virtual reality tour at the Marble Arch Caves in County Fermanagh, it is now possible for everyone to explore the beautiful subterranean world of this UNESCO ...

Add Yahoo as a preferred source to see more of our stories on Google. After a four-year closure, Crystal Cave is inviting visitors to "marvel at its underground splendor," Sequoia Parks Conservancy ...