Intermediate ultramarathons in United States (Southeast)

Scenic Kennesaw Mountain course passing historic sites, wooded trails, gravel, and asphalt, featuring sunrise and sunset views along an 8-mile out-and-back loop

Eight out-and-back segments from a central hub, spanning Vero Beach and Sebastian, with tropical waters, jungles, rugged trails, and 22 bridge crossings

Looped cross-country and single track trails with small hills at Mississippi College Choctaw Trails; intense heat and humidity expected

Mountain trail ultramarathon in Cherokee National Forest with technical terrain, scenic views, and up to 19,000 feet of elevation gain

Sugar sand dunes of coastal southeast Florida, mini-game style challenges, 24-hour and half marathon options, peak summer heat, varied difficulty levels

Boardwalk and forest trails through cypress and tupelo swamps, mixed hardwoods, and along the Tickfaw River in Tickfaw State Park

Technical sections on High Rocks Spur and Boundary Trail loop, featuring challenging and varied terrain through Crystal Springs Recreation Area

Night-long 100k loop through Talladega Forest on rolling dirt and gravel roads, starting at Frog Pond Overlook, with alternating course direction each year.

Low-key, no-cost ultrarun with limited participants and community-supplied aid stations near the start and finish area

Out-and-back riverfront route along the Chattahoochee River, featuring urban whitewater, historic landmarks, and summer heat in Columbus, Georgia.

Technical mountain trails and relentless elevation changes in the rugged Duncan Ridge area, winding through dense forests and remote North Georgia ridgelines.

Scenic 10-mile figure-eight loop with lush woodlands, rolling terrain, and approximately 175 feet of elevation gain per mile at Valley Falls State Park.

Out-and-back ultramarathon along the Pinellas Trail from St. Petersburg to Tarpon Springs and Dunedin, covering over 46 miles of scenic Florida landscapes.

71-mile mountain loop on the Massanutten Trail with ridgeline traverses and valley views in George Washington National Forest

Damascus start and finish, with Virginia Creeper Trail, technical singletrack, Iron Mountain ridgeline, and roughly 8,000 feet of climbing.

Flat, mostly grassy 2.5-mile loop with gentle hills at Escambia County Equestrian Center, minimal elevation change and easy crew access

Point-to-point route featuring 31 miles of single track on the Appalachian Chain, doubletrack and forestry roads, ending near Lake Howard

Scenic 5-mile out-and-back mulch trail loop with challenging hills and multiple distance options

Mountain trails, dirt paths, stair-filled climbs, and a cave on a 5-mile loop with 3,000 feet of elevation gain and waterfall views

Rugged mountain trails and challenging terrain in a supportive, community-focused southeastern ultrarunning atmosphere