La Galerie du Solitaire
From the Guiers Mort, the great Solitaire and Tritons galleries open up to you. Set off to conquer this itinerary, a veritable adventure playground!
This route is the ultimate adventure. It will take you along 2 of the biggest routes in the Dent de Crolles network: the Galerie du Solitaire and the Boulevard des Tritons.
Just think: these 2 galleries are each around 900 metres long!
This underground loop, which begins and ends at the Guiers Mort, is a delight for those who want to immerse themselves for a day in an atypical universe that is unimaginable from the outside.
A memorable underground expedition for lovers of sporting challenges and wide open spaces!
Practical information
Activities proposed
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Climbing sports,
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Caving
Time schedule
From 01/01/26 to 12/31/26
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Monday :
Open
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Tuesday :
Open
-
Wednesday :
Open
-
Thursday :
Open
-
Friday :
Open
-
Saturday :
Open
-
Sunday :
Open
-
Jours fériés :
Closed
Prices
Payment method
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Check,
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Cash,
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Credit transfer
From 01/01/26 to 31/12/26
- One price
- 102€
A partir de 102 € / personne
From €102 / person
Go there
Latitude : 45.325993
Longitude : 5.85761
38660 Plateau des Petites Roches
Go there
Information updated on 11/03/2026
by Office de Tourisme de Belledonne Chartreuse
