Physical Features of GeorgiaVersion en ligne Match the Physical feature with its description and location par Charles Wilson 1 Okefenokee Swamp 2 Chattahoochee River 3 Savannah River 4 Fall line 5 Barrier Islands 6 Brasstown Bald Large source of timber large freshwater swamp South East Georgia Valdosta and Waycross into Florida Primary water source Borders Alabama and Georgia Lake Lanier Georgia and South Carolina Border Used for shipping major historical river Savannah and Augusta Separates the Piedmont region from the coastal plain drop in elevation abundant water falls because of drop in elevation Columbus, Macon, Augusta protect the mainland from erosion St. Simons, Tybee, Jekyll, Cumberland fourteen major island chains major tourist area Highest elevation in Georgia rain from here feeds most of Georgia's rivers in the blue ridge region of the Appalachian Mountains