The Great Serpent Mound is a 1,348-foot (411 m)-long,three-foot-high prehistoric effigy mound on a plateau of the Serpent Mound crater along Ohio Brush Creek in Adams County, Ohio.

Serpent Mound is aligned to the sunset on the summer solstice, suggesting that it is linked to the Sun much like Newark’s Octagon Earthworks is linked to the Moon.

Serpent Mound is a monumental sculpture of the Great Serpent, Lord of the Beneath World. In many indigenous American traditions, this huge and powerful being appears in the night sky as the Milky Way.

Serpent Mound, south of Dayton and east of Cincinnati, is truly a wonder to behold. An aerial view illustrates how large and marvelous this 1,300-foot snake-shaped earthen structure is.

In 2011, Serpent Mound was featured on an episode of the History Channel’s show “Ancient Aliens,” in which several people claimed the mound may have been used as a landing site by aliens.

Serpent Mound is a monumental sculpture of the Great Serpent, Lord of the Beneath World. In many indigenous American traditions, this huge and powerful being appears in the night sky as the Milky Way.

Serpent Mound is a National Historic Landmark built by the ancient American Indian cultures of Ohio. It is an effigy mound (a mound in the shape of an animal) representing a snake.

Serpent Mound’s Indigenous builders likely created the mound in alignment with the sun's cycle. Serpent Mound will be open from 5:30 a.m. to 9:30 p.m. Saturday, June 21.

The Serpent Mound is on an ancient sea bed centered in a 320 million-year-old meteor impact crater. It is the only place on earth where a meteor has hit a fault line and is filled with ancient ...

CC0 Usage Conditions ApplyClick for more information. Identification of specific item; Date (if known); Major Dache M. Reeves photographs of Ohio Mounds, image #, NMAI.AC.154; National Museum of the ...

A 19-year-old man, accused of taking a joy ride over an ancient Native American earthwork at Serpent Mound, has confessed to the crime and agreed to pay $3,000 in restitution for damages ...