The Canyons Endurance Runs by UTMB: Canyons 100 Miles · Canyons 100K · Canyons 50K
Auburn, California
2026 edition
| Course | Effort-km | Effort factor |
|---|---|---|
| Transgrancanaria Marathon | 59 | ×1.27 |
| Eiger Ultra Trail E51 | 77 | ×1.45 |
| NUTS Ylläs Pallas | 78 | ×1.18 |
Editions analysed: 2026.