Branding logo for Eiger Ultra-Trail by UTMB

Eiger Ultra-Trail by UTMB

Grindelwald holds the honour of hosting the first Ultra Trail race inspired by the myth of the Eiger. The race route passes through the most breath-taking viewpoints in the area before traversing the base of the Eiger North Face itself. This Ultra Trail delivers a truly spectacular alpine experience.

Branding logo for the USATF 50k Trail Championships

USATF 50k Trail Championships

50K competitors will complete a point-to-point trail of approximately 32 miles and 6,300 ft of vertical during the RAGGED 50K in Danbury, NH. There is a mix of 83% trail, 8% dirt road and 9% paved. You will have 4 full Aid Stations and 1 Water only aid station during the 50k.

Branding logo for Leadville Trail 100 Tun.

Leadville Trail 100 Run

The Leadville Trail 100 Run is one of the oldest, most storied endurance running events in the world — with not one, but two climbs on the crux of the course: Hope Pass (12,600 feet). Every year, a select handful of gritty, gutsy and determined runners make the pilgrimage to Cloud City to Race Across the Sky and take their shot at etching their name among the Leadville Legendary.

Branding logo for the IAU 50k World Championship.

IAU 50K World Championships

The IAU 50 km World Championships is an annual, global ultrarunning competition over 50 kilometres organized by the International Association of Ultrarunners (IAU).

Branding logo for the IAU 24H World Championship.

IAU 24H World Championships

The IAU 24 Hour World Championship is an international 24-hour run competition organized by the International Association of Ultrarunners (IAU).

Runners pass a heat danger warning sign during the Badwater 135 ultra-marathon race in Death Valley National Park, California. (Photo by David McNew/Getty Images)

Badwater Ultramarathon

Covering 135 miles non-stop from Death Valley to Mt. Whitney, CA, the Badwater® 135 is the most demanding and extreme running race offered anywhere on the planet.

Branding logo for the Hardrock 100 trail race.

Hardrock 100

The Hardrock Hundred Mile Endurance Run is an ultramarathon of 102.5 miles in length, plus 33,197 feet of climb and 33,197 feet of descent for a total elevation change of 66,394 feet, at an average elevation of over 11,000 feet.