Some believe that the reunification of the 13 life-size quartz skulls in existence will reveal all the secrets critical to humanity's survival.
There are 13 life size quartz crystal skulls in the world, like Max the crystal skull. But the origins of these skulls has remained a mystery.

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Myths and Mysteries of the legendary Crystal Skulls

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The Real Story Behind Aztec Crystal Skulls That Intrigues Many People

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Legendary crystal skull said to be linked to lemurian times

Crystal Skulls Information, Legends-- National Geographic, 44% OFF

Crystal Skulls: Legends, Myths, And A Shattering Truth