Distance: 23.6 km
Duration (average) : 9h
Level: Black level - Very difficult
Level: Reserved for experts/confirmed
Elevation: 970 D +
Departure: Voreppe
Loop
Yellow paint markings and directional posts at the main intersections (if there is no marking, stay on the main road)
In the mountains
Recommended period (s): Autumn, Summer, Spring
Chimney of Mont-Saint-Martin to be crossed with caution. Be careful, after the Gourhauts waterfall, be careful when crossing the Roize (cable).

Visitor alert: 
From June 1 to September 1, 2025: route closed Monday to Friday from 7 a.m. to 18 p.m. due to torrential correction work in the upper bed of the Roize.

Walking

Reserved for seasoned hikers! The peaceful landscape of the Monastery of Chalais quickly gives way to a mountain atmosphere during the ascent of the chimney of Mont-Saint-Martin. Forests, meadows, mountain pastures, grandiose sceneries and great panoramas ...

You can also shorten your hike after the night at the Banettes chalet with a return via the Orzier fireplace.

Tour stages:
- Chalais Monastery
- Chimney of Mont St Martin
- Spain
- Foot of the Côte Charvet
- Côte Charvet
- Chalet des Banettes
- Vararey Meadow
- Col d'Hurtière
- Pass of the Sûre
- The Great Sauer
- Pass of the Sûre
- Velor
- The Combe des Veaux
- The Infernet
- Charminella
- Roize shelter
- Chalais Monastery

to report a problem

Weather

Pricing

Free access.

Equipments & services

Equipment

  • Parking

Home of animals

  • Animals accepted: not communicated

Access


Your Contact Details

Objective Grand Sure

Departure from the monastery of Chalais

38340 Voreppe

Getting to the starting point