Several major rivers run through the state of Georgia. Some of them are the Flint River, Towaliga River, Ocmulgee River, Etowah River, Altamaha River, Savannah River, the Suwannee River. The Chattahoochee River is Georgia's longest, at . The river begins in the Blue Ridge Mountains just below Brasstown Bald and ends at Lake Seminole in the southwesternmost corner of Georgia where it creates a boundary between Alabama and Florida.