Prepare for the ultimate test of endurance at Relentless 24 | The Rockies' 24-hour Endurance Run, set for July 11, 2026, in the breathtaking Bow Valley of Canmore, Alberta. This renowned event challenges solo ultrarunners and teams across 2-, 3-5, and 6-10 person corporate relays to conquer a continuous looped course through the stunning Canmore Nordic Centre. You'll navigate pristine single-track trails and wide double-track paths, experiencing rolling terrain and notable elevation gains, all while surrounded by stellar views of the majestic Rocky Mountains. Runners will tackle both a daytime 8km loop with 181m of elevation and a 5km nighttime loop featuring 147m of elevation, pushing through forests and foothills from sunrise to sunrise.

What truly sets Relentless 24 apart is its unwavering focus on community and spirit. Beyond the physical challenge, this race is a celebration of shared experience, where runners encourage one another and teams work together to push their limits. Participants describe an unforgettable journey of determination, competition, and camaraderie, especially as they run through the night and greet the dawn from the trails. Typical race day conditions in July offer pleasant weather, with highs around 86F and lows near 53F, accompanied by only a 5% chance of precipitation, providing an ideal backdrop for this relentless pursuit of endurance.

The dedicated team behind Relentless 24, Rocky Mountain Adventure Racing, brings deep expertise in endurance events, ensuring a tough, fair, and fun course with smiling crew members offering encouragement throughout your 24-hour odyssey. Whether you're an elite athlete or seeking an inspiring new challenge, this event promises to test your mental and physical fortitude amidst one of Canada's most spectacular natural landscapes.