The first Europeans to arrive in the Ohio Valley were intrigued and puzzled by the many conical earthen Mounds they encountered there.
More than four hundred Mounds have been recorded in West Virginia, including the Grave Creek Mound in Marshall County, the largest con.
It was not until the 1880s that Smithsonian Institution investigations revealed that the Moundbuilders were the ancestors of living Native Americans.
They created wild theories about who the mysterious "Moundbuilders" might be.
The first Europeans to arrive in the Ohio Valley were intrigued and puzzled by the many conical earthen Mounds they encountered there