5th Mammoth Trail Fest
5th Mammoth Trail Fest is a 50 km ultramarathon in Mammoth Lakes, CA, United States, taking place on Sep 26, 2026.
- Date
- Sep 26, 2026
- Distance
- 50 km
- Elevation gain
- 2018 m
- Location
- Mammoth Lakes, CA, United States
- Format
- Fixed distance