Mystery surrounds ancient orb discovery

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IN A discovery set to delight alien invasion enthusiasts, 1800-year-old, once-metallic orbs have been found under an ancient pyramid in Mexico City.

The spheres, covered in pyrite, or fool's gold, are interesting on their own but the fact that they were found deliberately buried under a pyramid in the ancient city of Teotihuacan, once the most populated city in the world, has led some to call it an "unprecedented discovery."

Anthropologists deduce that the Teotihuacans knew they were not going to survive and mysteriously abandoned the city in 700AD. Some say that may have been due to a famine or due to some kind of invasion. Before the Teotihuacans disappeared they hid the orbs at the Temple of the Feathered Serpent in tunnels so deep that it took scientists years of planning before they could even dig.

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