October ultramarathons in Georgia, United States

Three-loop 50K on North Georgia singletrack, with 5,000 ft of climbing, rocky ascents, technical stretches, stream crossings and waterfalls.

Flat, one-mile crushed gravel loop with gentle grass shoulder, soft and rock-free terrain, welcoming park setting, seamless lap tracking

50K loop with technical single track, creek crossings, and steep climbs in the North Georgia mountains; stretches along Benton MacKaye Trail and autumn scenery

Four-loop course on southeastern singletrack at Harbins Park, tree-lined trails with gentle hills, non-technical terrain, and accessible sections.

Mountain route through Sky Valley, Georgia, with waterfalls, Rabun Bald summit, colorful Autumn foliage, and long-range views across three states

Timed loop course on the trail around Miller Lake with scenic views and a Halloween-themed festive atmosphere

135 miles on rugged 13.5-mile ATV loops, 20,000 feet of vertical gain, self-supported and solitary, limited entry for experienced ultrarunners

Scenic course along Savannah Rails to Trails and through Fort Pulaski National Monument, featuring coastal landscapes and historic surroundings

Challenging two-loop course in Cohutta Wildlife Management Area, climbs to Grassy Mountain fire tower, scenic Lake Conausaga, 7,000 feet of elevation gain.

Looped mountain course of roughly 50K, repeated climbs and aid at each lap, with a quirky pumpkin-carry element and relaxed grassroots spirit.