Circuito de senderismo de 63.23 km desde Montluçon. El desnivel positivo es de 1371 m, con una altitud entre 213 m y 572 m. Duración estimada: 24 h 20 min. Municipio de salida: Montluçon (Auvergne-Rhône-Alpes, France).
Esta ruta incluye 9 subidas significativas. Con un desnivel acumulado de 999 m a lo largo de 31.34 km, con una pendiente media del 3.2%.
- Climb 1 (at km 12.70 km): +118 m over 4.25 km, average slope 2.8%
- Climb 2 (at km 18.22 km): +45 m over 2.01 km, average slope 2.2%
- Climb 3 (at km 27.15 km): +57 m over 7.38 km, average slope 0.8%
- Climb 4 (at km 35.23 km): +144 m over 5.93 km, average slope 2.4%
- Climb 5 (at km 41.68 km): +146 m over 2.69 km, average slope 5.4%
- Climb 6 (at km 52.32 km): +114 m over 2.07 km, average slope 5.5%
- Climb 7 (at km 56.30 km): +108 m over 1.96 km, average slope 5.5%
- Climb 8 (at km 61.86 km): +76 m over 1.35 km, average slope 5.6%
- Climb 9 (at km 75.06 km): +191 m over 3.70 km, average slope 5.2%
