Anello di escursionismo di 202.29 km con partenza da Chamonix. Il dislivello positivo è di 18046 m, con un'altitudine compresa tra 720 m e 2983 m. Durata stimata: 87 h 30 min. Comune di partenza: Chamonix (Valais/Wallis, Schweiz/Suisse/Svizzera/Svizra).
Questa escursione comprende 28 salite significative. Con un dislivello positivo totale di 10230 m su 59.64 km, con una pendenza media del 17.2%.
- Climb 1 (at km 3.01 km): +64 m over 2.06 km, average slope 3.1%
- Climb 2 (at km 5.80 km): +80 m over 798 m, average slope 10.0%
- Climb 3 (at km 11.19 km): +168 m over 1.03 km, average slope 16.4%
- Climb 4 (at km 14.05 km): +145 m over 684 m, average slope 21.2%
- Climb 5 (at km 83.91 km): +735 m over 5.01 km, average slope 14.7%
- Climb 6 (at km 88.09 km): +51 m over 551 m, average slope 9.3%
- Climb 7 (at km 93.56 km): +299 m over 1.58 km, average slope 18.9%
- Climb 8 (at km 102.17 km): +519 m over 3.37 km, average slope 15.4%
- Climb 9 (at km 119.69 km): +1173 m over 5.80 km, average slope 20.2%
- Climb 10 (at km 123.53 km): +440 m over 2.48 km, average slope 17.8%
- Climb 11 (at km 134.82 km): +975 m over 5.29 km, average slope 18.4%
- Climb 12 (at km 140.14 km): +127 m over 642 m, average slope 19.8%
- Climb 13 (at km 157.94 km): +886 m over 4.73 km, average slope 18.7%
- Climb 14 (at km 166.65 km): +464 m over 3.14 km, average slope 14.8%
- Climb 15 (at km 181.68 km): +626 m over 3.98 km, average slope 15.7%
- Climb 16 (at km 191.02 km): +507 m over 3.08 km, average slope 16.5%
- Climb 17 (at km 202.55 km): +123 m over 533 m, average slope 23.1%
- Climb 18 (at km 205.40 km): +177 m over 727 m, average slope 24.4%
- Climb 19 (at km 206.58 km): +68 m over 493 m, average slope 13.8%
- Climb 20 (at km 208.91 km): +147 m over 725 m, average slope 20.3%
- Climb 21 (at km 210.50 km): +34 m over 162 m, average slope 21.0%
- Climb 22 (at km 217.48 km): +30 m over 140 m, average slope 21.4%
- Climb 23 (at km 233.15 km): +57 m over 533 m, average slope 10.7%
- Climb 24 (at km 239.22 km): +250 m over 1.81 km, average slope 13.8%
- Climb 25 (at km 243.20 km): +422 m over 2.39 km, average slope 17.6%
- Climb 26 (at km 251.37 km): +1161 m over 5.85 km, average slope 19.8%
- Climb 27 (at km 257.85 km): +405 m over 1.56 km, average slope 26.0%
- Climb 28 (at km 261.30 km): +97 m over 502 m, average slope 19.3%
