
The Cave of Crystals: Mexico’s Hidden Underground Giant
Deep beneath the Naica Mine in Chihuahua, Mexico, lies one of the most extraordinary natural discoveries of the 21st century—the Cave of Crystals (Cueva de los Cristales). Discovered in 2000 by miners drilling a new tunnel, this hidden chamber is home to some of the largest natural crystals ever found, with some selenite structures stretching…