The HERO Series is a premier international mountain biking circuit renowned for its challenging races set against some of the world's most breathtaking backdrops. Each event in the series offers unique terrains and experiences, attracting both professional athletes and passionate amateurs. 1. BMW HERO Südtirol Dolomites

• Location: Dolomites Val Gardena, Italy
• Date: 14 June 2025
• Overview: Kicking off the 2025 HERO Series, this race is celebrated as one of the toughest mountain bike marathons globally. Participants tackle an 86 km course with a 4,500-meter elevation gain, navigating demanding climbs and technical descents across the UNESCO World Heritage-listed Dolomites.
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2. Black Forest ULTRA Bike Marathon

• Location: Kirchzarten, Germany
• Date: 13 July 2025
• Overview: Set in Germany's picturesque Black Forest, this marathon offers riders a mix of dense forests, rolling hills, and challenging trails. The event is known for its well-organized routes that cater to various skill levels, making it a favorite among European mountain biking enthusiasts.

3. Iron Bike Race

• Location: Einsiedeln, Switzerland
• Date: 21 September 2025
• Overview: Concluding the 2025 HERO Series, the Iron Bike Race features an 83 km course with a 3,130-meter elevation gain. Riders traverse the scenic landscapes of Einsiedeln, facing sweat-inducing marathon routes and action-packed fun trails. The event is part of the BikeSide MTB Festival, which includes a bike village with breathtaking shows and delicious street food.
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The HERO Series not only tests the physical and mental endurance of its participants but also fosters a global community of mountain biking enthusiasts who share a passion for adventure and the great outdoors.