beacon coast coastline fire landscape light lit medieval message signal warning Clarity color darkness green lamp lightful orange red street traffic yellow cars go lights road safety signs full stop stop Stop light abstract background blinker car crash crystal glass gray indicator pavement saavem texture clouds cloudy grate grating grid metal pilar pile sea shore sign Signals signs statue white cross crossing directions dont navigate pedestrian traffic-light walk walking zebra Battery Point beach California Causeway island lighthouse ocean rocks summer tower water