I passed through Lexington, VA from visiting this...........................this was in October of 2012............

Serpent Mound
Museum in Ohio
The Great Serpent Mound is a 1,348-foot-long, three-foot-high prehistoric effigy mound on a plateau of the Serpent Mound crater along Ohio Brush Creek in Adams County, Ohio. Wikipedia
Area: 60 acres
Nearest city: Peebles