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Guanlin Huang > Trail Favorites List

3.0 mi 4.8 km Cataract Trail
Intermediate/Difficult Intermediate/Difficult
Mill Valley, CA
Intermediate/Difficult Intermediate/Difficult
Mill Valley, CA 10 
7.7 mi 12.3 km Hamms Gulch-Spring Ridge Trail Loop
Intermediate/Difficult Intermediate/Difficult
Portola Valley, CA
Intermediate/Difficult Intermediate/Difficult
Portola Valley, CA 39 
6.6 mi 10.6 km Dipsea Trail
Intermediate/Difficult Intermediate/Difficult
Mill Valley, CA
Intermediate/Difficult Intermediate/Difficult
Mill Valley, CA 36 

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