Circuito de senderismo de 89.75 km desde Spontour. El desnivel positivo es de 4621 m, con una altitud entre 263 m y 789 m. Duración estimada: 32 h 40 min. Municipio de salida: Spontour (Nouvelle-Aquitaine, France).
Esta ruta incluye 15 subidas significativas. Con un desnivel acumulado de 2331 m a lo largo de 26.95 km, con una pendiente media del 8.7%.
- Climb 1 (at km 3.35 km): +260 m over 2.35 km, average slope 11.1%
- Climb 2 (at km 9.48 km): +275 m over 1.74 km, average slope 15.8%
- Climb 3 (at km 14.52 km): +114 m over 1.90 km, average slope 6.0%
- Climb 4 (at km 18.80 km): +209 m over 1.46 km, average slope 14.3%
- Climb 5 (at km 24.80 km): +195 m over 3.06 km, average slope 6.4%
- Climb 6 (at km 31.37 km): +202 m over 2.57 km, average slope 7.9%
- Climb 7 (at km 37.52 km): +164 m over 1.01 km, average slope 16.2%
- Climb 8 (at km 42.76 km): +89 m over 1.79 km, average slope 5.0%
- Climb 9 (at km 46.71 km): +116 m over 1.95 km, average slope 6.0%
- Climb 10 (at km 51.20 km): +56 m over 936 m, average slope 6.0%
- Climb 11 (at km 60.37 km): +169 m over 1.59 km, average slope 10.6%
- Climb 12 (at km 65.57 km): +114 m over 1.48 km, average slope 7.7%
- Climb 13 (at km 70.18 km): +61 m over 646 m, average slope 9.4%
- Climb 14 (at km 74.21 km): +88 m over 1.73 km, average slope 5.1%
- Climb 15 (at km 84.02 km): +219 m over 2.74 km, average slope 8.0%
