RS 3.5M

Rock Springs ParkingMap: Marin Municipal Water District  Start on Cataract Trail. Right on Simmonds Trail.  Left on Mickey O’Brien Trail. Left on Cataract to finish.

GGB 3.3M

Conzelman Road Parking LotSecret “locals” lot off Conzelman Road that is FREE. Route: Start on Coastal Trail. Cross Conzelman Road and continue on Coastal.  Left at junction with SCA Trail, continue on Coastal Trail.  Left at Slacker Trail. Reach the summit of Slacker Hill. Return down Coastal Trail to  parking area.