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Directions to trailhead
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All outdoor activities
Hiking, trail running, cycling, ski touring, snowshoeing.
French independent team — GDPR-native
Distance164.17 km
Elevation gain10043 m
Elevation loss9002 m
Estimated time52 h
Altitude maximum1639 m
Altitude minimum455 m
TypeLoop
DifficultyVery hard
Weather forecast
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About this trail
164.17 km loop hiking starting from Alf Hill.
This hike includes 39 significant climbs. With a total elevation gain of 6040 m across 48.31 km, with an average slope of 12.5%.
- Climb 1 (at km 5.71 km): +70 m over 1.00 km, average slope 7.0%
- Climb 2 (at km 7.34 km): +30 m over 302 m, average slope 9.9%
- Climb 3 (at km 8.48 km): +42 m over 433 m, average slope 9.7%
- Climb 4 (at km 11.63 km): +51 m over 528 m, average slope 9.7%
- Climb 5 (at km 19.50 km): +221 m over 2.30 km, average slope 9.6%
- Climb 6 (at km 22.23 km): +191 m over 1.53 km, average slope 12.5%
- Climb 7 (at km 25.00 km): +63 m over 474 m, average slope 13.3%
- Climb 8 (at km 27.98 km): +86 m over 797 m, average slope 10.8%
- Climb 9 (at km 31.05 km): +68 m over 370 m, average slope 18.4%
- Climb 10 (at km 34.38 km): +252 m over 2.07 km, average slope 12.2%
- Climb 11 (at km 36.55 km): +138 m over 1.01 km, average slope 13.6%
- Climb 12 (at km 38.98 km): +179 m over 1.37 km, average slope 13.0%
- Climb 13 (at km 41.40 km): +132 m over 1.08 km, average slope 12.3%
- Climb 14 (at km 46.59 km): +249 m over 2.55 km, average slope 9.8%
- Climb 15 (at km 50.02 km): +261 m over 2.45 km, average slope 10.7%
- Climb 16 (at km 55.15 km): +35 m over 279 m, average slope 12.6%
- Climb 17 (at km 57.90 km): +103 m over 882 m, average slope 11.7%
- Climb 18 (at km 64.71 km): +290 m over 2.21 km, average slope 13.1%
- Climb 19 (at km 68.36 km): +70 m over 420 m, average slope 16.7%
- Climb 20 (at km 71.02 km): +206 m over 1.29 km, average slope 16.0%
- Climb 21 (at km 74.63 km): +136 m over 1.20 km, average slope 11.3%
- Climb 22 (at km 79.96 km): +73 m over 695 m, average slope 10.5%
- Climb 23 (at km 87.09 km): +46 m over 503 m, average slope 9.2%
- Climb 24 (at km 93.93 km): +72 m over 1.54 km, average slope 4.7%
- Climb 25 (at km 99.70 km): +93 m over 1.78 km, average slope 5.2%
- Climb 26 (at km 105.45 km): +389 m over 2.68 km, average slope 14.5%
- Climb 27 (at km 106.97 km): +75 m over 541 m, average slope 13.9%
- Climb 28 (at km 110.05 km): +94 m over 628 m, average slope 15.0%
- Climb 29 (at km 111.58 km): +103 m over 523 m, average slope 19.7%
- Climb 30 (at km 113.04 km): +106 m over 623 m, average slope 17.0%
- Climb 31 (at km 116.76 km): +317 m over 1.67 km, average slope 19.0%
- Climb 32 (at km 118.52 km): +94 m over 560 m, average slope 16.8%
- Climb 33 (at km 121.12 km): +77 m over 609 m, average slope 12.7%
- Climb 34 (at km 125.72 km): +57 m over 441 m, average slope 12.9%
- Climb 35 (at km 132.41 km): +115 m over 1.03 km, average slope 11.1%
- Climb 36 (at km 136.68 km): +40 m over 262 m, average slope 15.3%
- Climb 37 (at km 144.47 km): +190 m over 1.51 km, average slope 12.6%
- Climb 38 (at km 149.03 km): +292 m over 1.91 km, average slope 15.3%
- Climb 39 (at km 164.14 km): +934 m over 6.26 km, average slope 14.9%
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Truly free — no hidden premium
Topo maps, GPX, offline use included. No premium paywall.
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A real app, not just a website
iOS + Android with offline topo maps and live GPS navigation.
French independent team — GDPR-native