Mexico's Record-Breaking Giant Crystal Cave
It's been called "the Sistine Chapel of crystals." Located in Naica, Mexico, the adequately named Giant Crystal Cave boosts the largest crystals ever found, measuring 12 meters long. The humidity inside the cave lingers around 100%, and the temperatures are around 136 degrees Fahrenheit.
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Key Facts In This Video
The Giant Crystal Cave in Naica, Mexico has giant 12-meter long crystals. (0:11)
A human can only survive in the Giant Crystal Cave unprotected for about 10 minutes. (0:40)
The Cave of Swords in the Naica Mountain contains lots of selenite crystals. (2:54)