Serpent Mound is the largest effigy mound in North America — and one of only two effigy mounds in Ohio. It's worth the 90-minute drive to see this preserved ancient earthwork that stretches 1,330 feet ...
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Serpent Mound: Earth’s Ancient Sky Map
Who built Serpent Mound—and why? While some date it to 1,000 years ago, its precise alignment with the summer solstice sunset suggests deeper cosmic wisdom. Ancient builders may have recognized the ...
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