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 ...

Globally, caves provide important refugia for bats. The Grand Canyon, more than 400 km (250 mi) long, consists of steep-sided, rocky formations with hundreds to thousands of natural caves. Two of ...

Enshi Grand Canyon-Tenglongdong Cave UNESCO Global Geopark in the southwest of Hubei Province, China, is home to world-famous erosion and dissolution landscapes and the rich cultural heritage of the ...

If the United States is known for one thing (aside from fantastic BBQ), it's stunning outdoor destinations. Specifically, its incredible ravines such as those found in Zion National Park or the ...

Explore Mammoth Cave National Park, the longest cave system on Earth, featuring the richest known habitat for cave wildlife in the world. It may be difficult to think of caves as spacious and grand, ...

Few movie and TV locations are as eternal and easily accessible as the Bronson Caves. Just two miles northeast of Hollywood & Vine in a canyon on Griffith Park's western edge, the caves have served ...

Approximately 700,000 years ago when molten rock erupted from a vent in nearby Hart Prairie, the mile-long Lava River Cave was formed. Today, visitors can explore the cave's cool, dark expanse by ...

Few movie and TV locations are as eternal and easily accessible as the Bronson Caves. Just two miles northeast of Hollywood & Vine in a canyon on Griffith Park's western edge, the caves have served ...