Departure from Lac des Mesches. Route through the Vallon de la Minière, in the undergrowth, then mineral and austere landscape in the mystical Vallée des Merveilles, with its mysterious engraved signs... Total about 9h visit of the engravings included (6h walking).
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From the Lac des Mesches parking lot, take the wide path up through the mélézin towards marker 86. Continue left along the Minière valley, following the carriage path to Gias Vioré (b.88). After a slight descent, go up the valley on a path alongside the torrent to marker 89. Then follow a path that avoids the switchbacks and rejoins the trail at marker 90. Continue along the mountain lakes to reach the Club Alpin Français refuge (b.92).
From this point, you enter the restricted area of Les...
Regular guided tours are highly recommended but not mandatory.
Openings
All year 2025 - Open everyday
Access to the rock engraving site is allowed without a guide by staying on the marked trails.
Provide special equipment (snowshoes or touring skis) and find out about the risks of avalanches during the winter season.
Subject to favorable weather
Subject to snow conditions