Never Summer 100k/60k Trail Race @ State Forest State Park, Gould, Colorado, United States on 25 July 2025

The Never Summer 100km & 60km will take place almost entirely within the boundaries of State Forest State Park and run between the Never Summer Mountains on the northern border of Rocky Mountain National Park (RMNP) and the Medicine Bow Mountains to the north of Cameron Pass.

The first 20 miles of each race will […]

Quad Rock 50/25mi Trail Race @ Lory State Park, Bellvue, Colorado, United States on 10 May 2025

Welcome to the Quad Rock 50 and 25 mile trail races, an event put on by trail runners for trail runners.

Taking place on the trails and hills west of Fort Collins in Lory State Park and Horsetooth Mountain Park, the Quad Rock 25/50 will take you on a tour of the Fort Collins skyline, […]

DWD Devil’s Lake @ Devil’s Lake State Park, Barboo, Wisconsin, United States on 12 January 2025

The perfect midsummer road trip trail run! Just north of Madison lies Devil’s Lake, an area of amazing geological, ice age creation, the perfect backdrop for an adventure run that includes “The most dramatic aid station location in the world!”

All entries include post-race food and a brew, awards eligibility, marked course with aid and […]

DWD Gnaw Bone @ Brown County State Park, Nashville, Indiana, United States on 17 May 2025

For those of you unfamiliar with Brown County, Indiana, the terrain will bring you shock and awe! Vicious 600’ ridges, breathtaking natural beauty and wicked trails abound. Gnaw Bone is about one mile out of Nashville, IN, an artisan community with over 200 galleries. A picture postcard of a town and definitely worth a visit, […]

Trail Weekend @ The Woodlands At Bruin Lake, Gregory, MI, United States on 26 April 2025

Tackle the Potawatomi & Crooked Lake Trails with us as we celebrate 38 years of trail! The course is neither flat nor fast, but it is a beautiful loop with constant hills through Pinckney State Recreation Area. A portion of each entry fee will be donated to the John Rogucki Memorial Fund.

Don’t Fence Me In Trail Run @ Pioneer Park, Helena, Montana, United States on 10 May 2025

Twenty-five years ago, a race was born in the heart of Helena. The Don’t Fence Me In Trail Run began as a grassroots effort to showcase the work of Prickly Pear Land Trust. Don’t Fence Me In has become a cherished Helena tradition and an enduring symbol of community and conservation. All funds raised support […]

Barrel to Keg Relay @ Newport, Oregon, United States on 12 July 2025

Start at a vineyard and finish at a brewery in this fun and scenic relay run/walk.

Castle Alpine Trail Race @ Castle Mountain Resort, Alberta, Canada on 13 September 2025

Get into fall running mode and enjoy the Castle Mountain Resort Area on one of the most scenic race courses you’ll ever get to see. The Castle is a secluded gem of a place that everyone should make an effort to visit.

Castle Alpine Trail Race (CAT) combines wide open vistas, rugged single track, off-trail […]

The Divide 200 @ Castle Mountain Resort, Alberta, Canada on 12 September 2025

The stuff legends are made of… The culmination of 21 years of living, playing, and working in the Rocky Mountains. The Divide 200 is Canada’s first 200 mile race.

The route includes the Castle/Crowsnest/Flathead region of the southern Rockies. The race will celebrates our Rocky Mountain heritage, and highlights portions of the stunning Great Divide […]

Black Spur Ultra @ Kimberley Alpine Resort, Kimberley, BC, Canada on 23 August 2025

Black Spur Ultra (BSU) is wrought from the winding, technical single track that trail runners dream about. No pavement, big climbs through rugged terrain, immaculate trails, and stunning scenery. Hosted at Kimberley Alpine Resort, you can walk to the start line right from your hotel room. Kimberley is a secluded gem nestled between the Purcell […]

12th GlobalLimits – The Ancient Khmer Path @ Phnom Penh/Angkor, Cambodia on 28 November 2025

220 km – 6 stages

Elevate your running journey by blending the challenge of an epic race with unparalleled insights into a captivating ancient culture!

Delight in the wonder of connection as children from remote villages cheer you on, their eyes lighting up with awe. Immerse yourself in untouched nature and encounter diverse wildlife […]

6th GlobalLimits – The Hemisphere Crossing @ Sao TomĂ©, Sao Tome and Principe on 13 February 2026

200 km – 6 stages 130 km – 6 stages

+6.000m / – 6.000m +3000m / – 3.100m

The islands of SĂŁo TomĂ© and PrĂ­ncipe in the Gulf of Guinea offer a glimpse into forgotten plantations, elegantly built colonial houses, the spectacular tubular Pico CĂŁo Grande, colorful natural beauty in the jungle, and unspoiled beaches. […]

Canadian Death Race @ Rocky Mountains, Grande Cache, Alberta, Canada on 02 August 2025

Since the start of the millennium, racers have come to the Canadian Rockies to cheat Death in one of the world’s toughest ultramarathons. The 118km course begins and ends on a 4200-foot plateau, passes over three mountain summits, and not only includes 4543m (14,905 feet) of elevation change but a major river crossing at the […]

Sinister 7 Ultra @ Crowsnest Pass, Blairmore, Alberta, Canada on 12 July 2025

Sinister 7 Ultra may be the greatest challenge of your life. The 100-mile (161km), 50-mile (80 km), and 50-km courses will take you through the most rugged, remote and beautiful terrain in Alberta’s stunning Rocky Mountains. With over 6,600m of elevation gain across the course, this race will punish those who are not prepared.

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Triple Lakes Trail Race @ Bur Mil Park, Greensboro, NC, United States on 25 October 2025

The Triple Lakes Trail race is an iconic part of the North Carolina running scene. Centered around Lake Brandt, Lake Townsend, and Lake Jeanette, this race takes athletes through most of the amazing watershed trails in Greensboro. This race course is extremely well marked, well aided, and has very generous time cutoffs! Whether you are […]

Pilot Mountain to Hanging Rock Ultra & Relay @ Pinnacle, NC, United States on 20 September 2025

Pilot Mountain to Hanging Rock is one of the most beautiful and challenging trail ultras in the southeastern US. Run from one iconic North Carolina peak to another and enjoy the fall scenery.

Pilot Mountain to Hanging Rock has sold out annually since 2020.

Capital to Country Multi Day Ultra @ Sanku Gate, Kathmandu, Nepal on 23 November 2025

Are you ready for the adventure of a lifetime? Our stunning Capital to Country Ultra will see you run through the mesmerising Nepalese foothills with the mountains as your backdrop. This self-sufficient, 5 day, 123-mile race has been described as a cross between two of the top ultra races on the planet: The Marathon des […]

Himalayan 100 Mile Stage Race @ Sandakphu, India on 09 November 2025

Himalayan Run & Trek “Himalayan 100 Mile Stage Race” time and again has been described as the most spectacular running course in the world! Views of Mt. Everest, Lhotse, Makalu, and Kanchenjunga (4 out of 5 of the world’s highest peaks) are visible during the race.

Regardless of your ability level – whether a 10K, […]

Wolverine State 100 @ Petoskey, Michigan, United States on 11 October 2025

Trivium Racing has been dreaming of producing this epic event for years, and we’re thrilled to finally unveil our exciting new race plan. This event will feature a 100-Mile, 100-Kilometer, and 50-Kilometer Ultra, as well as a relay option for the 100-Mile. The highlight of this course will be crossing the top of Michigan’s lower […]

Belgian Front Memorial Trail @ WSKLUM, Nieuwpoort, Belgium on 03 May 2025

Welcome to Belgium, the land where even the fries speak three languages! Our chocolate pralines are as diverse as our governments. Our roads are so confusing even our GPS systems have difficulties finding the way.

The Belgian Front Memorial Trail takes place in the cosy Westhoek which was Belgium’s final frontier during The Great […]

1st GlobalLimits Peaks of the Balkans @ Theth, Albania on 12 September 2025

200km – 6 stages – 3 countries (Albania, Kosovo, Montenegro)

+ 12.400m / – 12.400m

A 200km Challenge Across Three Countries

Are you ready to take on the ultimate test of endurance?

Who are the first King or Queen of the Peaks of the Balkans?

GlobalLimits – Peaks of the Balkans is a thrilling race […]

Foxton Hound Ultra @ Winwick Hall, Winwick, England, United Kingdom on 16 August 2025

Providing a challenge for seasoned ultra runners & a great stepping stone for those looking to go further.

The 100k & 50k Foxton Hound Ultras take runners on a journey through the beautiful countryside and villages that surround Market Harborough as they traverse the Harborough Round long distance footpath through Northamptonshire and Leicestershire.

Three Shires Way Ultra & Marathon @ Hanslope VIllage Hall, Hanslope, England, United Kingdom on 21 June 2025

50 Mile Ultra and Marathon distance races through the quiet rural landscapes and ancient woodlands of Bucks, Beds and Northants along the Three Shires Way.

Whether you’re stepping up in distance or looking for a decent challenge through wonderful countryside, both races are suitable for beginners and seasoned runners alike.

Being a bridleway the routes […]

Highball to Thurmond Ultra & Relay @ Thurmond, West Virginia, United States on 18 May 2025

The highball was used in early railroads to signal the track was clear. When the ball was hoisted, trains were cleared to proceed! We are raising the ball on this unique 50 Mile & 50K event, encouraging athletes to proceed on this epic destination trail race adventure. Participants will run through New River Gorge National […]

Traverse Run @ West Kilimanjaro to Lake Natron, Tanzania on 12 June 2025

TRAVERSE RUN offers five stages of varied terrain, amazing scenery, and wildlife viewing. The course is raceable by the experienced, challenging to adventurers, and rewarding for all. The race takes place on fast single track, slow and technical single track, and double track safari roads.