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California
> Sierra Eastside
> Southern Area
> Fossil Falls
> Upper Falls
> Sigmoid Crack (5.10 6b 20 VII- 19 E2 5b)
Statistics for Sigmoid Crack
5.10 YDS 6b French 20 Ewbanks VII- UIAA 19 ZA E2 5b British
Avg: 2.8 from 9 votes