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Park at the Col du Coq car park.
(S/E) Head towards a signpost. Take theGR®®9(white and red markings) towards Dent de Crolles. At elevation 1501 on the IGN map, there is a signpost marked 1495m. Turn left towards Col des Ayes.
At the pass, there is a signpost. Continue on theGR®®9, on the right, climbing a series of hairpin bends.
(1) Continue on theGR®®9on your left towards Trou du Glaz.
(2) After enjoying the fresh air at Trou du Glaz, continue on theGR®®9.
(3) Leave the GR®9 by turning left onto a path not marked on the IGN map (present on the OSM).
(4) The view changes as you cross to the other side of the hill. There is a cairn here. Take the slightly uphill, less marked path on the right. The rest of the route is off-trail to rejoin theGR®®9, heading south-south-east, then south-south-west.
Turn left onto the GR®9.
(5) Leave theGR®®9very quickly by turning right and heading due east. Climb off the trail through the grass, then into a wooded area.
(6) At the foot of the woods, there is a sign on the rock indicating the Cheminée du Paradis (Paradise Chimney). As the aim is not to go to Paradise straight away, do not take this path.
Just take a look at the vertical wall overlooking the Grésivaudan valley.
(7) Descend the path used on the way up.
(6) Take the path on your right that joins the GR®9.
(8) Turn left onto this path.
(5) Continue to the signpost marked 1800m.
(9) Leave theGR®9and take the path on the left leading to the summit of Dent de Crolles (cross).
(10) Begin the descent heading west-northwest.
(1) Continue straight ahead and retrace your steps to return to the Col du Coq car park (S/E).
. There are a few technical sections on the descent.
Visorando member
Very difficult 
Moderate 
Extremely difficult 
Tourism professional
