The Serpent Mound Historical Site, located in Peebles, Ohio, is the world's largest effigy ... it's now also home to a garden and hiking trails. The Newark Earthworks, in Newark and Heath, are ...

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.

Submitted photo The Serpent Mound Star Knowledge Winter Peace Summit Winter Soulstice offers a ceremony with indigenous elders, musical experiences through song and drumming, workshops ...