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Unraveling mysteries of Serpent Mound. Ohio's ancient snake-shaped enigma with possible astronomical purposeExplained by UNESCO, the Serpent Mound in Adams County is the world's largest site of its kind. The meandering embankment measures 1,348 feet long and ends on one side with an oval rise ...
Possibly even snakes, although the famed Serpent Mound is not attributed to the Hopewell Culture, even though it is found in the same region of Ohio. Pyramids are from civilizations from long ago.
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