Blood Mountain Loop via Slaughter Creek is a premier hiking destination in Union County, Georgia, covering 8.5 miles with 1508ft of elevation gain. Stats: 8.5 miles, 1508ft gain, Hard. Type: Loop. Surface: Rock/Dirt. Time: 5-6 hours. Fee: Free. Dogs: Yes. Permit: No. Wildlife: black bears, white-tailed deer, timber rattlesnakes, wild turkeys, peregrine falcons. Best seasons: Spring for wildflowers; fall for color; avoid summer afternoon lightning on the summit. Blood Mountain at 4,458 feet is the highest point on Georgia's Appalachian Trail. This classic loop passes the historic 1930s stone Blood Mountain Shelter near the bald summit. Pack plenty of water and layers. Mountain weather in the southern Appalachians can change rapidly — always check the forecast. Leave No Trace: stay on trail, pack out all waste, respect wildlife.