Within the caves, the monochrome lifelessness of the desert gave way to an exuberance of color and movement. Thousands of Buddhas in every hue radiated across the grotto walls, their robes ...

Back home, Peter marked the puka, or cave entrance, on a digital map and planned to return later—with the landowner’s permission—to see where the opening might lead. Author Joshua Foer ...

Expect plenty of epic adventures and spectacular scenery in Colorado.

Foreign divers, including Ivan Karadzic (2nd left) and Erik Brown (3rd right), were part of the extensive rescue operations The rescuers who worked to save the group trapped in a Thai cave were a ...

The Thai cave complex where 12 boys and their football coach became trapped is a snaking system of caverns and crevices which posed a range of problems for rescuers. Some stretches of the Tham ...

Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter. To get it in your inbox, sign up for free here. A mile and a half beneath the ocean’s surface, the ...

The Ouray Ice Park features over 200 man-made ice ... otherworldly underground world of Carlsbad Caverns in New Mexico. With ...

Our drive to understand the evolutionary history of life on Earth leads us to search for clues deep underground. Cave divers are at the forefront of this research, helping us access some of the ...

Enchanted Rock State Natural Area could more than double in size, and a new park could open on the Frio River with new land ...

Panoramic views of Ouray below (nicknamed the “Switzerland of America” for its picturesque environs), waterfalls, bridges, natural “bathtub” pools, cliffs, and caves. This intermediate hike gains ...

It was so windy in B.C., it registered like an earthquake ...

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