Lost Civilizations of Ohio: Dr. Brad Lepper on the Hopewell Earthworks, Ancient Engineers & Sacred Geometry

Ohio was once home to one of the most advanced Indigenous civilizations in North America — long before cities, kings, or colonists. In this episode, Dr. Brad Lepper, Senior Archaeologist at the Ohio History Connection, takes us deep into the world of the Hopewell culture — master builders of geometric earthworks, lunar calendars, and ceremonial centers. Discover what they built, how they lived, and what modern science is just now learning from these sacred sites.

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