Historical Marker
Underground Passage
Historical marker location:
Fort Jefferson, Ohio
( Marker is on Weavers-Fort Jefferson Road, on the right when traveling east.)
Fort Jefferson.
Ohio is known as the "Mother of Presidents" because of its role in producing so many US presidents. In addition to the seven presidents who were born in Ohio, another president, William Henry Harrison, lived in Ohio for much of his life and is sometimes counted as an honorary Ohioan.