17th McDowell Mountain Frenzy 50 km
17th McDowell Mountain Frenzy 50 km is a 50 km ultramarathon in Fountain Hills, AZ, United States, taking place on Dec 5, 2026.
- Date
- Dec 5, 2026
- Distance
- 50 km
- Location
- Fountain Hills, AZ, United States
- Format
- Fixed distance