Marking : Green trail marker n°1
The routes follow the hiking network and Trail markers are affixed to the directional posts. In addition to the specific Trail signage, you can also find your way by following the directions and markers on the ground.Admission fee : Free access.Opening : All year round daily.Step by step description : Follow this path to Les Frettes. This is where you can take the outward/return variant with a small single and some rock climbing before reaching the summit. You then descend to the riverbed before climbing back up to Gervais, then returning to Col de Porte via Le Mauchon.
Read before you go! The calculation of the dif?culty of each course takes into account the length, the positive vertical drop, the greatest continuous positive or negative vertical drop as well as the technicality of the terrain.
Information updated on 2026-01-30 by Office de Tourisme Grenoble Alpes
Comments
Griccham 2024/06/23 16:38 L'exploitation forestière a détruit la majorité des chemins. C'est devenu glissant, dangereux, des arbres abattus laissés au milieu des chemins.
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Isère Outdoor - Parcours - Col de Porte - Le Mauchon
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Isère Outdoor - Parcours - Col de Porte - Le Mauchon
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Isère Outdoor - Parcours - Col de Porte - Le Mauchon