Tulelake, CaliforniaFormed by half a million years of volcanic activity, Lava Beds National Monument contains the highest ...

A new attraction at Louisville's Mega Cavern is your chance to take a break from summer's heat as you journey through the ...

Grand Canyon Caverns and restaurant have opened after being closed for nearly 3 years. Here's why it closed and how to go ...

we are eager for guests to experience the reimagined Historical Tram Tour,” Charles Park, executive vice president of Louisville Mega Cavern, said in a news release. “An underground adventure ...

From Mayan gods to dinosaur-killing asteroids, these are the lesser-known and crazy facts about cenotes you haven't heard ...

Embark on a journey to explore the world's most breathtaking caves, from the shimmering glowworm caves of New Zealand to the ...

A cave in central Pennsylvania is a destination for family fun and exploration, with a chance to pan for real gems and ...

Looking for the best Cancun Tours to Tulum? You're in luck — the Top 10 tours to Tulum from Cancun Mexico are all featured ...

Forty feet underground, the city's once-bustling system of freight tunnels remains. Social media videos show adventurers and thrill-seekers looking for the tunnels — but are they real?

Let’s begin the sampling of our geology with a tour starting in the north ... Worth exploring at Talo’fo’fo’ Caves is one cave with an underground tunnel that ends on the cliff face.