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Chamonix area
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Les Bossons
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Boulder 1
Boulder 1
11
routes
4b – 7a
★
2.5
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Routes
· 11 routes
All
Easy
Intermediate
Hard
Elite
1
Yellow 1
Boulder · 3 ascents
Project
2
Yellow 2
Boulder · 2 ascents
Project
3
Green 1
Boulder · 6 ascents
4b
4
Blue 1
Boulder · 2 ascents
5b
5
Blue 2
Boulder · 3 ascents
5b
6
Red 1
Boulder · 3 ascents
5c
7
Red 2
Boulder · 3 ascents
6a+
8
Green 2
Boulder · 1 ascent
4c
9
Black 1
Boulder · 1 ascent
7a
10
Blue 3
Boulder
5b
11
Matt Groom's Arete
Boulder · 1 ascent
Project