Anello di escursionismo di 122.88 km con partenza da Oviedo. Il dislivello positivo è di 4935 m, con un'altitudine compresa tra 139 m e 1568 m. Durata stimata: 43 h 30 min. Comune di partenza: Oviedo (Castilla y León, Espagne).
Questa escursione comprende 13 salite significative. Con un dislivello positivo totale di 2748 m su 31.11 km, con una pendenza media del 8.8%.
- Climb 1 (at km 2.13 km): +83 m over 1.17 km, average slope 7.1%
- Climb 2 (at km 5.40 km): +162 m over 1.58 km, average slope 10.3%
- Climb 3 (at km 11.79 km): +223 m over 2.92 km, average slope 7.6%
- Climb 4 (at km 27.38 km): +38 m over 2.20 km, average slope 1.7%
- Climb 5 (at km 35.39 km): +109 m over 4.37 km, average slope 2.5%
- Climb 6 (at km 42.89 km): +366 m over 4.26 km, average slope 8.6%
- Climb 7 (at km 50.05 km): +237 m over 2.63 km, average slope 9.0%
- Climb 8 (at km 59.09 km): +650 m over 4.14 km, average slope 15.7%
- Climb 9 (at km 64.83 km): +322 m over 2.38 km, average slope 13.5%
- Climb 10 (at km 74.78 km): +267 m over 2.93 km, average slope 9.1%
- Climb 11 (at km 104.05 km): +131 m over 1.21 km, average slope 10.9%
- Climb 12 (at km 108.08 km): +85 m over 970 m, average slope 8.8%
- Climb 13 (at km 173.01 km): +75 m over 365 m, average slope 20.6%
