Historical Marker
Pickrell UGRR Station
Historical marker location:
5020 Co Rd 28, West Liberty, Ohio
( Marker is on County Road 28, on the right when traveling south.)
Marker installed: 2019
Historic Underground Railroad Site.
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.