Caving in Dent de Crolles: Glaz - Annette crossing (Chartreuse, Isère)

Duration : 1 day

France, Northern Alps

Level : improvement

from 120 € / p. from 1 to 6 persons

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Go for an exceptional and accessible crossing, going from one end to the other of the Dent de Crolles (Glaz - Annette crossing), beautiful summit of the Chartreuse Massif that we often contemplates from the valley of Grésivaudan.

Enter through the Glaz hole and, after a series of abseils and galleries, exit in the south face above Saint-Pancrasse and the Plateau des Petites Roches.

Initiation to abseils and progression on handrails.


  • 1h to 1h30 of approach walk to the "Trou du Glas"
  • 6 to 8 hours underground
  • 1 hour walk back to the car park

The price includes

  • Supervision by the caving instructor
  • The following equipment: harness, helmet with lighting, caving suit
  • Collective equipment: waterproofs cans and caving backpacks will be at your disposal for the transport of picnics
Number of people 1 2 3 4 and more
Price per person 380€ 190€ 130€ 120€

The price does not include

  • Your personal belongings: sneakers, boots or mountain shoes, jogging pants, long-sleeved tee-shirt (avoid cotton and prefer technical clothing), warm sweater or fleece jacket, change of clothes for the end of the activity
  • Lunch: provide compact foods that do not fear shocks (avoid fruits) and water
Next departures :

No scheduled departure, but you can contact me to book your dates.

Infos & Booking