Circuito de senderismo de 73.62 km desde Niederbronn-les-Bains. El desnivel positivo es de 2829 m, con una altitud entre 185 m y 581 m. Duración estimada: 27 h 30 min. Municipio de salida: Niederbronn-les-Bains (Grand Est, France).
Esta ruta incluye 11 subidas significativas. Con un desnivel acumulado de 2076 m a lo largo de 24.93 km, con una pendiente media del 8.3%.
- Climb 1 (at km 5.41 km): +357 m over 3.10 km, average slope 11.5%
- Climb 2 (at km 13.66 km): +189 m over 2.02 km, average slope 9.4%
- Climb 3 (at km 17.77 km): +113 m over 1.60 km, average slope 7.1%
- Climb 4 (at km 26.33 km): +135 m over 2.85 km, average slope 4.7%
- Climb 5 (at km 33.74 km): +179 m over 2.69 km, average slope 6.7%
- Climb 6 (at km 39.31 km): +171 m over 2.13 km, average slope 8.0%
- Climb 7 (at km 46.90 km): +146 m over 1.26 km, average slope 11.5%
- Climb 8 (at km 51.52 km): +129 m over 2.94 km, average slope 4.4%
- Climb 9 (at km 99.42 km): +304 m over 3.31 km, average slope 9.2%
- Climb 10 (at km 101.78 km): +45 m over 250 m, average slope 18.0%
- Climb 11 (at km 109.55 km): +308 m over 2.78 km, average slope 11.1%
