Bone Stone Graves - Credit: Wikimedia Commons
The Bone Stone Graves are a prehistoric cemetery in the southwestern part of the U.S. state of Ohio. Located northwest of the unincorporated community of Oregonia in northwestern Washington Township, Warren County, the cemetery is composed of an uncertain number of graves of individuals from the Fort Ancient culture of Native Americans.Owen, Lorrie K., ed. Dictionary of Ohio Historic Places. Vol. 2. St. Clair Shores: Somerset, 1999. Read more on Wikipedia
Source: en.wikipedia.org