HomeUSACaliforniaLos Angeles BasinSanta Ana MountainsEl CarisoFirst HillFirst Large BoulderFirst Large BoulderLAT,LNG 33.64480, -117.44224CREATED UPDATED Edit MapShareDescription[Edit]No description available. Be the first to contribute!Add description 2 ClimbsComing soon: New Climbs1Unnamed5.8Sport · Bouldering2First ProblemV4+Bouldering