Anello di escursionismo di 135.22 km con partenza da Barrage de Nisramont. Il dislivello positivo è di 4327 m, con un'altitudine compresa tra 60 m e 413 m. Durata stimata: 47 h 30 min. Comune di partenza: Barrage de Nisramont (Wallonie, België / Belgique / Belgien).
Questa escursione comprende 23 salite significative. Con un dislivello positivo totale di 2879 m su 37.06 km, con una pendenza media del 7.8%.
- Climb 1 (at km 2.78 km): +93 m over 1.04 km, average slope 9.0%
- Climb 2 (at km 5.48 km): +48 m over 426 m, average slope 11.3%
- Climb 3 (at km 9.93 km): +85 m over 550 m, average slope 15.5%
- Climb 4 (at km 13.18 km): +79 m over 766 m, average slope 10.3%
- Climb 5 (at km 16.05 km): +170 m over 1.19 km, average slope 14.3%
- Climb 6 (at km 20.88 km): +110 m over 808 m, average slope 13.6%
- Climb 7 (at km 23.04 km): +56 m over 852 m, average slope 6.6%
- Climb 8 (at km 25.58 km): +63 m over 337 m, average slope 18.7%
- Climb 9 (at km 28.18 km): +153 m over 1.29 km, average slope 11.9%
- Climb 10 (at km 34.77 km): +223 m over 2.72 km, average slope 8.2%
- Climb 11 (at km 43.20 km): +139 m over 3.02 km, average slope 4.6%
- Climb 12 (at km 47.34 km): +128 m over 1.20 km, average slope 10.7%
- Climb 13 (at km 60.54 km): +71 m over 2.46 km, average slope 2.9%
- Climb 14 (at km 71.02 km): +136 m over 2.55 km, average slope 5.3%
- Climb 15 (at km 73.60 km): +76 m over 1.07 km, average slope 7.1%
- Climb 16 (at km 78.86 km): +96 m over 1.84 km, average slope 5.2%
- Climb 17 (at km 81.89 km): +105 m over 762 m, average slope 13.8%
- Climb 18 (at km 96.97 km): +292 m over 4.66 km, average slope 6.3%
- Climb 19 (at km 103.59 km): +185 m over 2.50 km, average slope 7.4%
- Climb 20 (at km 108.75 km): +157 m over 2.12 km, average slope 7.4%
- Climb 21 (at km 117.37 km): +236 m over 2.22 km, average slope 10.6%
- Climb 22 (at km 122.30 km): +81 m over 942 m, average slope 8.6%
- Climb 23 (at km 133.05 km): +97 m over 1.75 km, average slope 5.5%
