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Switzerland
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Martigny region
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La pierre du beurre
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Upper boulder
Upper boulder
4
routes
6a+ – 7b
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Routes
· 4 routes
All
Easy
Intermediate
Hard
Elite
1
Forgotten name
Boulder
7b
2
Chossy
Boulder
6c
3
One mover
Boulder
6a+
4
Vertical
Boulder
6a+