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This Mexican Cave of Crystals Holds a Deadly Secret
For more info, see the Disclosure Policy. In 2000, miners drilling a tunnel into the Naica Mine in Chihuahua, Mexico, ...
PlanetMountain6y
The crystal cave: searching for the Naica treasure
This is how Antonio De Vivo, the caver of the Associazione Geografica La Venta", describes the incredible cavern "La Grotta dei Cristalli" located deep within the Naica mine in Chihuahua, Mexico. In ...