As we navigate the maze-like passages, we stumble upon a hidden cave deep within the mine, leading us into an incredible underground world. With ropes guiding the way, we descend into crystal ...

The most studied subject of all at the Devil’s Sinkhole is the Mexican free-tailed bat, a cherished mammal by farmers in ...

Inside fastest-growing city with world-renowned film festival and 'best bachelorette parties' This mine, located in Papua, is the world's largest and richest gold mine, churning out approximately ...

There are more than 400 abandoned mines across New Jersey. At one point, they were essential to the state economy.

Resolution Copper wants to dig up a massive amount of copper ore beneath Oak Flat inside the Tonto National Forest. And by ...

Sunlight penetrates deep inside, allowing mosses ... Although it’s tempting to think of caves as similar to mine shafts—tunnels that slope relatively straightforwardly down—natural caves ...

Deep inside a labyrinthine cave in southwestern France, ancient humans who lived around 30,000 years ago carved horses, mammoths and rhinoceros into the walls, a fabulous prehistoric menagerie ...

On March 1, park staff spotted one that's particularly rare inside of caves here. "We started to notice these...small mounds of dirt, and we found, after closer inspection, that it was a very rare ...

Discovered in 2000 by an amateur cave explorer, the Grotte de Cussac holds ancient human remains, traces of long-extinct bears and stunning, fragile artworks. Deep inside this labyrinthine cave ...