11 ago 1070 ano - The Great Serpent Mound

Descrição:

Earthwork/effigy mound
Adams County, Southern Ohio
The Great Serpent Mound in rural, southwestern Ohio is the largest serpent effigy in the world. Numerous mounds were made by the ancient Native American cultures that flourished along the fertile valleys of the Mississippi, Ohio, Illinois, and Missouri Rivers a thousand years ago, though many were destroyed as farms spread across this region during the modern era