Chinese astronauts, known as taikonauts, were sent into a large limestone cave system in a remote area of China.

Missouri is freckled with geologic features like caves and sinkholes. This is because the bedrock — composed of soluble rock like limestone and dolomite — is conducive to karst formation. Missouri has ...

1 of 4 — Cave Point Country Park at Door County in Wisconsin 3 of 4 — The Visitor Center at Cave of the Mounds. Blue Mounds, WI, United States, May 4, 2023. Cave of the Mounds, a natural limestone ...

Slovenia is home to some of the most amazing limestone caves in the world, which are a treat for nature lovers and adventure ...

Nestled between national parks, big cities and places you may have considered “the middle of nowhere” are hidden gem outdoor spaces. While some of the world’s most famous caves can be found in Greece, ...

While Arizona is famous for its stunning landscapes and dramatic rock formations, some of the best things to see here are underground. Arizona has numerous famous caves — some readily open to the ...

While exploring a massive limestone mine, we stumbled upon something totally unexpected – a natural cave system hidden within the man-made tunnels. In this video, we follow the path from rough-cut ...

Montana is home to some fantastic sights, from the Little Bighorn to the Museum of the Rockies. One more destination you should add to your stops when you find yourself visiting Montana is the Lewis & ...

Local cavers detail the beauty of caves and what fuels their passion to keep exploring. The Central Indiana Grotto is a group of cavers who meet monthly in Indianapolis. Each year they host an event ...

Spelunking, the word for cave exploring, is a fun one. It's also a fun activity. With almost 3,000 caves in Texas, there are plenty of opportunities for it. And with more extreme heat coming to San ...

Leah PelletierLocal Journalism Initiative ReporterRocky Mountain Outlook CROWSNEST PASS — Deep underground, with only the yellow hue of a headlamp illuminating the murky walls of the Yorkshire Pot ...