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Weisshorn Area - Moiry Dam via the Corne de Sorebois, Route No. 9

The trail will be closed starting at the Corne de Sorebois from August 24 to 28, 2026, due to construction.

OUR ADVICE
You can enjoy a meal and stay overnight at the Moiry mountain restaurant.

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Useful information

Take the “Grimentz-Sorebois” connecting cable car. Upon arrival at the cable car station, take the trail leading to the Corne de Sorebois (heading west). From the pass (2,835 m), begin a descent of about one hour toward the Moiry Dam, with a series of switchbacks at the start of the route.
1.
On the descent from the Corne de Sorebois, 15 minutes before reaching the dam, you can take Trail 2500 to complete the Haut Tour du Lac at an altitude of approximately 2,500 m
2.
From the dam, you can return to Grimentz by bus (from late June to mid-October).
3.
From the dam, return to Grimentz via the trail (1 hr 45 min); see hike #7.

The route on the map

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