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Chamonix area
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Les Bossons
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Boulder 4
Boulder 4
3
routes
4c – 6c+
★
2.0
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Routes
· 3 routes
All
Easy
Intermediate
Hard
Elite
1
Green 4
Boulder · 1 ascent
4c
2
Blue 5
Boulder · 1 ascent
5b
3
Red 8
Boulder · 1 ascent
6c+