Race in the Clouds - Alma Dirt Festival

Run high in the Rockies at the Life Time Leadville Trail Marathon and Heavy Half in Leadville, Colorado on June 27, 2026. Tackle mountain trails to Mosquito Pass above 13,000 feet and chase Leadville Trail 100 qualifying spots.

Run high alpine single track with sweeping South Park Valley views at Silverheels Trail Runs in Como, Colorado. Pick ultras to shorter routes including 100 Mile and 100k, enjoy camping, and race small fields for a true mountain test.

Take on the Silver Rush 50 in Leadville, Colorado, a scenic trail and dirt road 50 mile mountain challenge with about 7,500 feet of climb and a high point near 12,024 feet. Top finishers can earn a Leadville Trail 100 qualifier coin.

The Summit 200 is a 200 mile loop around Summit County Colorado across high alpine trails and peaks above 12,000 feet. Limited to 100 runners with a 110 hour cutoff, it requires a prior 100 mile finish and fierce self sufficiency.

Sheep Mountain Trail Runs in Fairplay Colorado offers 50 mile, 50k and half marathon courses across technical singletrack and alpine roads averaging over 10,600 ft. Expect sweeping mountain views, tough terrain and variable August weather.

Run the Rockies Trail in Frisco, Colorado is a scenic 5k, 10k and half marathon on single track and dirt roads with views of Dillon Reservoir and the Ten Mile Range and a lakeshore finish. The half gets new single track in 2026.