Circuito de senderismo de 102.41 km desde Saint-Claude. El desnivel positivo es de 5310 m, con una altitud entre 435 m y 1308 m. Duración estimada: 35 h. Municipio de salida: Saint-Claude (Bourgogne-Franche-Comté, France).
Esta ruta incluye 18 subidas significativas. Con un desnivel acumulado de 2209 m a lo largo de 23.40 km, con una pendiente media del 9.4%.
- Climb 1 (at km 20.21 km): +154 m over 1.61 km, average slope 9.6%
- Climb 2 (at km 30.64 km): +311 m over 3.50 km, average slope 8.9%
- Climb 3 (at km 35.45 km): +34 m over 462 m, average slope 7.4%
- Climb 4 (at km 38.40 km): +33 m over 572 m, average slope 5.8%
- Climb 5 (at km 41.23 km): +34 m over 270 m, average slope 12.6%
- Climb 6 (at km 43.74 km): +34 m over 243 m, average slope 14.0%
- Climb 7 (at km 52.31 km): +221 m over 2.01 km, average slope 11.0%
- Climb 8 (at km 80.54 km): +190 m over 1.63 km, average slope 11.6%
- Climb 9 (at km 85.58 km): +36 m over 662 m, average slope 5.4%
- Climb 10 (at km 92.37 km): +171 m over 2.02 km, average slope 8.5%
- Climb 11 (at km 94.05 km): +52 m over 753 m, average slope 6.9%
- Climb 12 (at km 95.49 km): +40 m over 454 m, average slope 8.8%
- Climb 13 (at km 102.23 km): +120 m over 1.94 km, average slope 6.2%
- Climb 14 (at km 110.49 km): +330 m over 2.31 km, average slope 14.3%
- Climb 15 (at km 114.96 km): +164 m over 1.19 km, average slope 13.8%
- Climb 16 (at km 118.32 km): +116 m over 1.34 km, average slope 8.7%
- Climb 17 (at km 127.43 km): +104 m over 1.66 km, average slope 6.3%
- Climb 18 (at km 136.01 km): +65 m over 756 m, average slope 8.6%
