Frank's Valley Loop

~Paul McKown Distance: 8 mile loop, 1,140 ft. elevation change Location: Marin County: near the coast, just west of Muir Woods. The route travels through parts of Muir Woods National Monument, Mt. Tamalpais State Park and the Golden Gate National Recreation Area. Hazards: Poison oak and ticks. Can be cold and windy if foggy. The…

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