high elevation san gabriel mountains mount wilson esque backdrop rugged granite ridgelines steep chaparral slopes scattered coulter jeffrey pines and black oaks light density dry sage and manzanita groundcover foreground cliff edge with layered rock strata cloud inversion filling canyons below occasional wisps drifting at mid slope thin cirrus above a deep blue sky late summer palette tawny rock muted olive greens blue atmospheric haze on distant peaks no buildings roads or people clean wilderness context