Road ultramarathons

Nighttime endurance laps on an illuminated dirt horse track at Harrison County Fairgrounds with continuous chip timing and flexible distance

24-hour, 12-hour and 100 km racing on Ryavallen’s 400 m track in Borås, with a consistent surface, regular direction changes and round-the-clock support.

Challenging ascents across the Pyrenees from Alp, with routes through the Cerdanya Valley, Aude Valley, and iconic passes like Col de la Llose

Relay race route from near the Canadian border to Whidbey Island, featuring scenic stretches through the Seattle region.

Team relay journey covering 50, 100, or 200 miles on fully paved White Pine Trail, featuring woodlands, countryside, lakeside views, and historic rail route

175-mile relay from Twin Bridges to Virginia City, 10,000 feet of elevation gain, mountain terrain, big sky vistas, and pristine forests

100-mile road race featuring self-support requirements, minimal aid, and extreme endurance demands across a remote course with limited replenishment points

69 miles from vineyard to brewery on scenic backcountry roads, farmland, and riverside paths through Oregon’s coastal landscapes

Rolling grassy hills on a compact cross country loop with team relay format, dusk headlamps required, and awards for most laps completed

Scenic 5K campus loop at Butler University with repeated laps, historic Hinkle Fieldhouse, Tent Village, showers, and on-site refreshments

Dense jungle paths, rocky ground and steep climbs through Mu Ko Chang National Park’s lush tropical island terrain.

75-mile team relay from Katy to Surfside Beach, featuring picturesque backroads and varied landscapes along the Texas Gulf Coast

Half-mile pine forest loop in Lowell Park, continuous 6, 12, or 24-hour format with self-supported setup and solo or team options

Flat 1.25-mile paved loop on a former military base with asphalt, concrete, a brief gravel section, and shady pine trees