Keywords: Highbank Park Earthworks Squier and Davis Plate XIV.jpg 74001466 Squier and Davis engraving part of plate number XIV of the w Highbanks Park Earthworks The site is located on the Olentangy River in Delaware County Ohio immediately north of the border with Franklin County Ohio The site is believed to have been built by the Late Prehistoric Cole culture Scan from Squier and Davis map in Ancient Monuments of the Mississippi Valley 1848 E G Squier Ephraim George Squier and Edwin Hamilton Davis PD-old Squier and Davis images National Register of Historic Places in Delaware County Ohio Orange Township Delaware County Ohio Olentangy River |