Researchers have returned to an underground thermal lake they first came across in 2021 in southern Albania and confirmed it ...

Explore snow caves and ice sculptures at France's largest glacier. Scenic train rides, hiking, and breathtaking views await ...

two of the top three largest known caves in the world. To get there, a punishing path and 90 percent humidity test even the fittest hiker. A walk for the fortunate few: Only a limited number of ...

One of the owners of Laurel Caverns explains why its conservancy is thrilled the land is slated to become a Pennsylvania ...

Scientists have confirmed the world’s largest underground thermal lake, known as Neuron lake, inside a cave in southern ...

Exploring Sơn Đoòng Cave, Vietnam ...

Beneath the island’s rainforest, explorers search for new discoveries deep within some of the Earth’s largest, longest, and wildest caves. At dusk, a swarm of bats disperses to hunt in the ...

the sound can be heard anywhere from within the cave system, which covers about 64 acres (260,000 square meters). That makes it the largest musical instrument in the world. We’ll save the ...

The Extremes crew had trekked for two days through steep valleys covered in lush jungle to reach Hang son Doong cave. Set deep inside Phong Nha-Ke Bang National Park, it is one of dozens of caves ...

Laurel Caverns, the largest cave in the northeastern U.S., is set to become Pennsylvania's 125th state park. The cave, currently owned by the Laurel Caverns Conservancy, will be donated to the state.

Plans for the hydrogen storage facility have been relocated from Portland to a site west of Weymouth Plans for the UK's largest hydrogen storage caverns have moved to a new location. The company ...