Australia azure beach blue coastline Great Ocean Road horizon landscape leisure Natural landscape nature ocean relax sand sea seaweed sky terrain tide water water resources wave coast divide dune fence flat perspective post shore wire observation observers observing people photographers photographing photography reflections seashore sepia sights sightseers silhouettes snapshots spectacle spectacular spectators sunset tourists waves wet wet sand agua algae aqua fresh water h2o lake liquid moisture pool raft ripple ripples splash texture boot feet foot footprint print smooth step stride towards track trail walk walking bird birds grass hills river scotland Tay Tayport bottom Mineral Mud pebble rock rocks spring stone stones Underground gravel pattern pebbles soak sundrocks