Decatur, the seat of DeKalb County, honors Stephen Decatur, a U.S. Naval hero.
In historic Decatur, the Old Courthouse on the Square houses the city's 1500 volume archives, a museum on DeKalb County and Civil War exhibits. Also located in Decatur is the Michael C. Carlos Museum at Emory University. This museum showcases both the wonders of ancient civilizations and the art and architecture of the 20th century.
Decatur is the home of several colleges, including Agnes Scott College, Columbia Theological Seminary and the south campus of Georgia Perimeter College.