HomeUSACaliforniaSonora Pass Highway (108)Columbia BoulderingColumbia State Historic ParkColumbia State Historic ParkLAT,LNG 38.03363, -120.39840CREATED UPDATED Edit MapShareDescription[Edit]No description available. Be the first to contribute!Add description 5 Areas New Areas1Approach Boulders, TheCRAG2Stage Coach BouldersCRAG3Picnic BouldersCRAG4Horse Trail BouldersCRAG5Diggins BouldersAREA