Spruce Run Earthworks

Spruce Run Earthworks
U.S. National Register of Historic Places
Woods within which the works are located
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Nearest city	Galena, Ohio
Coordinates	40°10′40″N 82°51′51.6″W / 40.17778°N 82.864333°W / 40.17778; -82.864333Coordinates: 40°10′40″N 82°51′51.6″W / 40.17778°N 82.864333°W / 40.17778; -82.864333
Area	1 acre (0.40 ha)
NRHP Reference #	73001431
Added to NRHP	July 16, 1973

The Spruce Run Earthworks is an archaeological site located in the central part of the U.S. state of Ohio, in Delaware County. It is believed to have been built by the Adena culture.