Moaning Cavern in nearby Vallecito features the largest single cave chamber in California – so vast that the Statue of Liberty could fit inside it. Adventurous visitors can rappel 165 feet to the ...

Amateur spelunkers and outdoor adventurers, bring your headlight for this cave hike in New Mexico. You can find the Quemazon ...

Get Saguaro information, facts, photos, and more in this Saguaro National Park guide from National Geographic.

It could’ve been worse. For nearly two decades, California desert visitors hoping to see the caverns’ massive stalagmites and ...

For those bitten by the caving bug, the same company operates two other remarkable caves in the area that make for a perfect weekend cave-hopping adventure. Moaning Cavern in nearby Vallecito features ...

If you're looking for a spot to explore with the spooky spirit of Halloween, then consider a trip to a dark, narrow passage ...

When Andrew Snow arrived at the campground in Pinnacles National Park in early October, there was a problem. The drinking ...

When Andrew Snow arrived at the campground in Pinnacles National Park in early October, there was a problem. The drinking ...

Carved into granite with mirror-smooth walls and perfect lines, the Barabar Caves show a level of skill far beyond their time. Their construction remains a mystery in ancient engineering.

Trauma survivors resist leaving bad situations they've mastered. Plato's cave reveals why: they've achieved wisdom about the wrong reality. Fire versus sun.

Lucien’s tasting menu from chef Elijah Arizmendi encompasses more than a dozen dishes and changes with the seasons ...

Supershear earthquakes are more common than previously believed, some scientists say — carrying potentially profound risk for ...