“An aptly-named rocky gravel road across a ridge and down to Bon Tempe Dam. ”
1.8
Miles3.0
KMDoubletrack
Local Club: Marin County Bicycle Coalition
Land Manager: Marin Municipal Water District
12.8 mi 20.6 km • 1,622' Up 494.47 m Up • 1,618' Down 493.26 m Down
16.3 mi 26.2 km • 2,450' Up 746.76 m Up • 2,448' Down 746.3 m Down
30.4 mi 48.9 km • 4,394' Up 1339.17 m Up • 4,364' Down 1330.16 m Down
20.7 mi 33.3 km • 3,233' Up 985.27 m Up • 3,235' Down 985.89 m Down
27.3 mi 44.0 km • 4,309' Up 1313.28 m Up • 4,307' Down 1312.85 m Down
17.9 mi 28.9 km • 2,443' Up 744.76 m Up • 2,477' Down 755.02 m Down
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