Other
North Georgia History: Georgia's Moundbuilders
Overview of Archaic, Adena, Hopewell, and Mississippian cultures. Site offers links and pictures of Etowah Indian Mounds, Kolomoki Mounds, and Earth Lodge at Ocmulgee.
Curated OER
Wikipedia: National Historic Landmarks in Georgia: Kolomoki Mounds
Woodland Period mounds.