NUTS Karhunkierros
About This Race
Finland's largest trail event in Oulanka National Park.
The Course
Finlands largest trail running event in Oulanka National Park. Routes of 13km to 166km traverse the legendary Karhunkierros hiking trail through fell summits, river gorges, suspension bridges, and deep wilderness.
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Race Details
Terrain
Trail
Elevation
Hilly
Participants
3,000 participants
Distances
166K, 83K, 55K, 34K, 13K
What to Expect
An unforgettable running experience in the stunning landscapes of Oulanka National Park. Various distances from 13km to 166km offer challenges for beginners and experienced ultrarunners on the legendary Bears Trail.
Highlights
Race Information
Start Time
08:00
Cutoff Time
Varies by distance (166km has extended cutoff)
Typical Weather
May: Late spring, 5-15°C. Trails can be muddy. Snow patches possible at higher elevations.
Tags
Frequently Asked Questions
Quick Info
- May 22, 2026
- Kuusamo · Finland
- Trail course
- Hilly elevation
- 3,000 participants
Verified event information
- Last verified 4 days ago
- Data sourced from official website