Serpent Mound Discovered Within Chicago's City Limits

Serpent Mound Discovered Within Chicago's City Limits

The Serpent Mound is located in Thatcher Woods outside of Chicago, Illinois.  The Serpent is believed to have been constructed by the Winnebago Sioux Indians that were part of the Hopewell mound builders that constructed burial and effigy mounds in Ohio, Indiana and Illinois.