Roberts Mound - Credit: Wikimedia Commons
The Roberts Mound is a Native American mound in the southwestern part of the U.S. state of Ohio, United States. Located northwest of Auburn in Butler County, the mound sits in Section 36 of Reily Township;MacLean, J. P. The Mound Builders: Being an Account of a Remarkable People that Once Inhabited the Valleys of the Ohio and Mississippi, Together with an Investigation Into the Archæology of Butler County, O. Cincinnati: Clarke, 1879, 201. it is the only mound in the far southeastern part of the township.Thomas, Cyrus. Catalogue of Prehistoric Works East of the Rocky Mountains. Washington: GPO, 1891, Plate XV. Read more on Wikipedia
Source: en.wikipedia.org