Most people think they know California, but they’re missing the part that exists underground. Lava Beds National Monument in ...

The 14-year-old's body was found more than 600 metres downstream from a culvert entrance close to where he was last seen alive in north Belfast.

A Cavern Like No Other. The Mega Cavern isn’t a natural cave, it’s actually a giant underground space carved out over decades ...

More than 900 feet beneath a mountain in northern Mexico, there’s a hidden chamber that almost doesn’t look real. Massive, glass-like crystals stretch in every direction, some as long as a city bus.

Garden Horizons is full of little secrets and easter eggs throughout the island that may have you wondering more about this ...

Hidden beneath the hills of Kentucky, these caves thrill adventure seekers with winding passages, underground wonders, and ...

PARIS (AP) — He is known as the French Banksy — or simply JR. Now the artist popular across France for large-scale projects, ...

The cave includes rare aragonite crystals that form delicate, needle-like structures. These crystals are fragile and take thousands of years to grow. Flowstone cascades down the walls like frozen ...

Explore the most stunning caves in California, from lava tubes and marble caverns to sea caves carved by waves along dramatic coastlines.

French artist JR will transform Paris’ famous Pont Neuf bridge into a walk-through “cave” with sound and augmented reality in ...

While Leon searches for the truth behind Victor Gideon’s experiments, Grace finds herself within the darkened bowels of the Chronic Care Center’s basement in search of Emily and the monstrous Girl ...

In June, French artist JR plans to turn Paris’ oldest bridge, Pont Neuf, into a walk-through “cave” — a temporary, monumental ...