20 mile lollipop featuring the better trails in Marin near San Francisco: up and down Old Springs and Miwok, down Diaz Ridge and up Middle Green Gulch.
Local Trail Association
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Trails in Route
More Stats for Marin Loop - GG Bridge to Muir Beach mountain bike route
Altitude min12 ft
Altitude start583 ft
Altitude end583 ft
Distance climb10 miles
Distance down10 miles
Distance flat2 miles
Recent Trail Reports Along Route
more reports »
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