From Ohio History Central
Text replacement - "Ohio Historical Society" to "Ohio History Connection"
| image = [[File:Petroglyphs at Leo Petroglyph State Memorial Park.jpg]]
| caption = Sandstone petroglyphs at Leo Petroglyph State Memorial park, attributed to the Fort Ancient Indians, 900 AD-1500 AD. The Leo Petroglyph is an Ohio
Historical Society site located northwest of Leo, Jackson County, Ohio. The photograph was taken ca. 1940-1949.
<p>Leo Petroglyph is located in Jackson County near Leo, Ohio. It is actually a series of petroglyphs, or rock carvings, ancient Indians chiseled into an outcropping of sandstone in southeastern Ohio.</p>