HomeUSACaliforniaSonora Pass Highway (108)Lyons Reservoir RoadRoadside RocksFourth Arete BoulderFourth Arete BoulderLAT,LNG 38.07925, -120.16364CREATED UPDATED Edit MapShareDescription[Edit]No description available. Be the first to contribute!Add description 3 ClimbsComing soon: New Climbs1High Step Friction ProblemV1Bouldering2DynoV3Bouldering3High Step MantelV2Bouldering