The Great Serpent Mound in Ohio has long been a source of mystery. Some believe it’s an ancient astronomical marker, aligned with the movements of the sun and moon. Could this massive earthwork hold ...

The great Serpent Mound of Ohio, which has long been a subject of study and research for American archaeologists, has been given by the Corporation to the Ohio State Archaeological and Historical ...

Make that most tourists, anyway. Writer Graham Hancock, a specialist in ancient mysteries, was banned from Serpent Mound by ...