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10-Minute Mystery: The Great Serpent Mound
b'The Great Serpent Mound in Adams County is the largest effigy mound on the face of the planet, a 1,348 earthen sculpture of a snake swallowing an egg. But who built it? When? And for what purpose? The debate has been going on for more than 150 years.\\n www.ohiomysteries.com \\xa0feedback@ohiomysteries.com www.patreon.com/ohiomysteries www.twitter.com/mysteriesohio www.facebook.com/ohiomysteries Music: Audionautix- The Great Unknown The Great Phospher- Daniel Birch Aldrin-New Horizon\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'