Kids Dirt Series - Tilden Challenge Upper Big Springs and Redwood Trails Status: CLOSED Dates: Jun-01-22 to Jun-30-22 Start: Contra Costa County, California Terrain: Dirt/Gravel Dist: 6.06 mi Elev Gain: 1,355 ft Event Type: Strava Segments 1 , 2 Registration Fee: Free Waiver Required: Yes View Route Admin Page Rider Registration Results Registered Riders (20):
