Anello di escursionismo di 163.46 km con partenza da Saint-Jean-Pied-de-Port. Il dislivello positivo è di 4898 m, con un'altitudine compresa tra 163 m e 1434 m. Durata stimata: 54 h 50 min. Comune di partenza: Saint-Jean-Pied-de-Port (Navarra / Nafarroa, Espagne).
Questa escursione comprende 21 salite significative. Con un dislivello positivo totale di 2936 m su 37.42 km, con una pendenza media del 7.9%.
- Climb 1 (at km 16.57 km): +1139 m over 11.40 km, average slope 10.0%
- Climb 2 (at km 20.32 km): +56 m over 554 m, average slope 10.1%
- Climb 3 (at km 31.96 km): +134 m over 1.60 km, average slope 8.4%
- Climb 4 (at km 35.10 km): +30 m over 469 m, average slope 6.4%
- Climb 5 (at km 38.76 km): +139 m over 1.40 km, average slope 9.9%
- Climb 6 (at km 40.98 km): +31 m over 270 m, average slope 11.5%
- Climb 7 (at km 51.50 km): +68 m over 711 m, average slope 9.6%
- Climb 8 (at km 60.53 km): +31 m over 270 m, average slope 11.5%
- Climb 9 (at km 70.85 km): +54 m over 948 m, average slope 5.7%
- Climb 10 (at km 79.42 km): +307 m over 4.67 km, average slope 6.6%
- Climb 11 (at km 94.50 km): +173 m over 1.79 km, average slope 9.7%
- Climb 12 (at km 97.55 km): +39 m over 669 m, average slope 5.8%
- Climb 13 (at km 104.65 km): +86 m over 1.30 km, average slope 6.6%
- Climb 14 (at km 117.63 km): +207 m over 4.28 km, average slope 4.8%
- Climb 15 (at km 120.91 km): +129 m over 1.44 km, average slope 9.0%
- Climb 16 (at km 140.12 km): +57 m over 1.77 km, average slope 3.2%
- Climb 17 (at km 141.87 km): +57 m over 762 m, average slope 7.5%
- Climb 18 (at km 143.39 km): +74 m over 909 m, average slope 8.1%
- Climb 19 (at km 147.74 km): +55 m over 440 m, average slope 12.5%
- Climb 20 (at km 156.09 km): +30 m over 768 m, average slope 3.9%
- Climb 21 (at km 158.46 km): +40 m over 1.00 km, average slope 4.0%
