• Aerial photo of Mound City Group - Photo courtesy of Ryan Fisher

    Hopewell Culture

    National Historical Park Ohio

Park Planning

Spruce Hill Works by Squier & Davis - 1847

Plate from the Squier & Davis 1848 publication "Ancient Monuments of the Mississippi Valley."

Spruce Hill Summary Report

Learn more about Spruce Hill earthworks and how it may become a park unit of Hopewell Culture National Historical Park in the future.

Did You Know?

Copper effigy bird

People of the Hopewellian Culture made extensive use of copper from the Lake Superior region, near the Keweenaw peninsula and Isle Royal area. Copper was worked into elaborate objects and effigy artwork without using smelting techniques. More...