Aspen Backcountry Marathon
Course Highlights The Aspen Backcountry Marathon is one of Colorado’s most stunning trail races, utilizing the world-class trail network that surrounds the legendary resort town of Aspen. All three distances — the 50K, marathon, and heavy half-marathon — run almost exclusively on single-track dirt trails with diverse terrain: challenging climbs through aspen groves, high ridge traverses with panoramic views of the Elk Mountains, and technical descents back into the valley. The 50K distance includes an out-and-back to the McNamara Hut, part
Vail Hill Climb
Course Highlights The Vail HillClimb is one of Colorado’s most storied mountain running traditions, celebrating its 50th anniversary in 2026. The 12.2K (7.6-mile) course is a pure uphill race from the base of Vail Village at 8,160 feet to Mid-Vail at 10,254 feet — a relentless 2,128-foot climb. The route follows the same gravel and dirt service road that has been used since the race was founded in 1976, with 80% dirt/gravel and 20% paved sections. Runners work through dense spruce-fir
Lewa Safari Marathon
An annual fundraising marathon held at the Lewa Wildlife Conservancy in Kenya, where participants run on dirt roads alongside diverse African wildlife to support conservation and community projects. Course Highlights The Lewa Safari Marathon course is widely regarded as one of the most breathtaking and unique endurance challenges on the planet. Set entirely within the 62,000-acre Lewa Wildlife Conservancy in northern Kenya, the race offers participants a rare opportunity to run through a UNESCO World Heritage Site. The course consists of a
Snoqualmie Valley Half Marathon
The Snoqualmie Valley Half Marathon is a scenic trail race through the heart of Washington’s agricultural Snoqualmie Valley, featuring flat gravel paths and a festive post-race atmosphere ([Orca Running](https://www.orcarunning.com/snoqualmie-valley-half/)). Course Highlights The Snoqualmie Valley Half Marathon course begins at King County’s Tolt MacDonald Park and primarily follows the Snoqualmie Valley Trail, offering a flat and fast route with minimal elevation gain ([Orca Running](https://www.orcarunning.com/snoqualmie-valley-half/)). Runners traverse a scenic gravel and dirt path that meanders through beautiful agricultural areas, providing views of lush farmland
McKenzie River Trail Run
Course Highlights The McKenzie River Trail Run follows one of America’s most spectacular trail running routes, tracing the McKenzie River through the Willamette National Forest on a 31-mile point-to-point course from Carmen Reservoir (near Koosah Falls and Icecap Campground) to the finish line across from the McKenzie River Ranger Station. The trail passes two spectacular waterfalls — Koosah Falls and Sahalie Falls — skirts the crystalline shores of Clear Lake, traverses ancient lava fields, crosses log bridges over the turquoise McKenzie
Lavaredo Ultra Trail
Lavaredo Ultra Trail by UTMB is a Dolomites trail-running classic with distances from a 10K to a 120K mountain ultra based in Cortina d’Ampezzo.Course HighlightsThe 2027 program is scheduled for June 23–27, with the Lavaredo 50K on June 25 at 8:00 a.m. and additional races across the week. Official race information describes the 50K as 50 kilometers with about 2,600 meters of climbing, starting and finishing on Corso Italia in Cortina.Cortina d’Ampezzo and the Dolomites gives the race its sense
The Rut Mountain Runs
The Rut Mountain Runs is a Montana mountain-running festival built around Lone Peak, with distances from a vertical kilometer to a 50K.Course HighlightsThe 2026 celebration runs September 11–13 and includes VK, 11K, 21K, 28K, 50K, a trifecta and the 1K Runt Run. The official distances range from a 4.6K vertical kilometer to an 84K/52.5-mile ultra-style challenge, with steep climbing and high alpine terrain defining the weekend.Big Sky Resort and Lone Mountain gives the race its sense of place, with the
Javelina Jundred
Javelina Jundred is a desert ultramarathon famous for its Halloween-weekend “Jalloween” party atmosphere, generous trail loops and 100-mile challenge.Course HighlightsThe 2026 race runs October 31 through November 1 at the Four Peaks Staging Area. The course is a looped desert trail designed for repeated aid-station access, making it possible to run a very long ultra with a crew, pacer and changing strategy while enjoying the Sonoran landscape.McDowell Mountain Regional Park north of Fountain Hills gives the race its sense of
Madeira Island Ultra-Trail
MIUT is Madeira’s signature point-to-point mountain race, taking runners from rugged Atlantic coast and laurel forest into a demanding island ultra-trail weekend.Course HighlightsThe 18th edition is scheduled for April 24–25, 2027, with a family of distances that reaches from short trail races to the flagship ultra. Madeira’s steep volcanic terrain, forest paths and exposed ridgelines create a course that is scenic but technically and physically serious.Madeira’s north coast, volcanic ridges and mountain villages gives the race its sense of place,
Atlas Mountain Race
The Atlas Mountain Race is a grueling 1,350km unsupported, single-stage mountain adventure across Morocco's High Atlas and Anti-Atlas ranges. Course Highlights The Atlas Mountain Race (AMR) is a legendary off-road adventure that takes participants through some of the most rugged and breathtaking landscapes in Morocco. For the 2026 edition, the course underwent a significant transformation, moving its starting point to Beni Mellal. This new route explores the heart of the High Atlas, including the spectacular gorges of M’Goun. Riders navigate a complex