In fall 2007, Glenna Wallace, chief of the Eastern Shawnee Tribe of Oklahoma, visited the Octagon Earthworks in the central Ohio city of Newark while attending a lecture series at the Ohio State University in nearby Columbus. Wallace is a seasoned world traveler, but she was nevertheless astounded by the Native American mounds, which were built 2,000 years ago by her people’s ancestors. The eight walls of the Octagon Earthworks’ namesake structure each measure five to six feet high
