William Dean Howells / James Arlington Wright

Historical marker location:

Martins Ferry, Ohio

( Marker is at the intersection of 5th Street (James Wright Way) and Hanover Street (Ohio Route 647), on the left when traveling south on 5th Street (James Wright Way).)

Marker installed: 2003

The Great Serpent Mound, located in Adams County, Ohio, is a prehistoric effigy mound in the shape of a serpent that is more than 1,300 feet long. It is one of the largest effigy mounds in the world and is estimated to have been built by the Adena culture more than 1,000 years ago.