HomeUSACaliforniaJoshua Tree National ParkHidden Valley AreaRoadside RocksJam or Slam RockJam or Slam RockLAT,LNG 34.01776, -116.16902CREATED UPDATED Edit MapShareDescription[Edit]No description available. Be the first to contribute!Add description 2 Areas New Areas1Jam or Slam Rock (SW Face)CRAG2Jam or Slam Rock (NE Face)CRAG