Circuito de senderismo de 153.00 km desde Ouren. El desnivel positivo es de 3758 m, con una altitud entre 55 m y 574 m. Duración estimada: 51 h 30 min. Municipio de salida: Ouren (Wallonie, België / Belgique / Belgien).
Esta ruta incluye 17 subidas significativas. Con un desnivel acumulado de 2271 m a lo largo de 38.83 km, con una pendiente media del 5.9%.
- Climb 1 (at km 2.04 km): +61 m over 675 m, average slope 9.0%
- Climb 2 (at km 5.73 km): +112 m over 1.95 km, average slope 5.7%
- Climb 3 (at km 10.89 km): +136 m over 1.83 km, average slope 7.5%
- Climb 4 (at km 18.71 km): +221 m over 4.89 km, average slope 4.5%
- Climb 5 (at km 30.62 km): +125 m over 5.07 km, average slope 2.5%
- Climb 6 (at km 33.52 km): +43 m over 1.45 km, average slope 3.0%
- Climb 7 (at km 37.94 km): +72 m over 1.85 km, average slope 3.9%
- Climb 8 (at km 47.89 km): +211 m over 4.41 km, average slope 4.8%
- Climb 9 (at km 60.66 km): +218 m over 2.86 km, average slope 7.6%
- Climb 10 (at km 66.83 km): +262 m over 2.86 km, average slope 9.2%
- Climb 11 (at km 77.32 km): +109 m over 1.65 km, average slope 6.6%
- Climb 12 (at km 79.96 km): +90 m over 1.78 km, average slope 5.1%
- Climb 13 (at km 84.22 km): +122 m over 1.27 km, average slope 9.6%
- Climb 14 (at km 87.11 km): +76 m over 565 m, average slope 13.4%
- Climb 15 (at km 90.43 km): +80 m over 1.38 km, average slope 5.8%
- Climb 16 (at km 102.38 km): +239 m over 2.95 km, average slope 8.1%
- Climb 17 (at km 111.67 km): +94 m over 1.38 km, average slope 6.8%
