Trail ultramarathons in United States (South)

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

Looped nighttime miles on runnable single-track dirt trails through cedar and hardwood forests along the Duck River, glowing with reflective markers

Night race on runnable jeep roads and technical terrain at Twin Mountains Offroad Park, with frequent loops and hot, humid conditions.

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

Night trail route through rugged hills and dry southern terrain under a vast starry sky at South Llano River State Park

Approximately 3.4-mile trail loop at Windsor Castle Park with 150 feet of elevation gain per lap, self-aided format, and a relaxed summer atmosphere

Repeated 10K pine-forest circuit at Rocky Hill Ranch, with singletrack, rolling hills, intermittent shade, and long-format options from 50K to 200K.

Rolling course through Ouachita National Forest on Forest Service Roads, night run under the stars, start at historic Camp Ouachita Girl Scout Camp

Flat, open field trail designed for speed, minimal obstacles, challenging heat, personal fueling spots, and a communal post-race food spread

Six-hour endurance format at Greenbury Point, with Chesapeake Bay waterfront views and an exposed coastal setting.

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

Rugged 50 km route through the southern Massanutten Mountains, tracing the area's industrial heritage near historic Catherine Furnace.

Night-time ultramarathon on rugged hilly ranch trails in Gilmer, Texas, featuring dirt singletrack, creek crossings, varied elevation, and self-supported racing

After-dark 50K on rooty dirt singletrack through Tyler State Park’s East Texas pines, with rolling hills, narrow wooded trails, and 900 ft gain per loop

Nighttime trail run across Guadalupe River State Park’s grasslands and woodlands, featuring star-lit paths and diverse natural scenery

Repeated loops in opposite directions through Beckley Creek Park, with technical singletrack, paved stretches, and frequent trail encounters

Night trail loops on undulating 3.2-mile course at Cedar Ridge Preserve, featuring wooded terrain, varying elevation, and multi-hour endurance format