20th Burning River 100 Mile Endurance Run
20th Burning River 100 Mile Endurance Run is a 161 km ultramarathon in Willoughby Hills, OH, United States, taking place on Jul 25 – Jul 26, 2026.
- Date
- Jul 25 – Jul 26, 2026
- Distance
- 161 km
- Elevation gain
- 3228 m
- Location
- Willoughby Hills, OH, United States
- Format
- Fixed distance