abstract appearance arid Australia Australian blue brown bush central central-Australia coloring colors colouring colours contrast contrasting descriptive desert-country desert-region distance distant drought dry dry-brown-land far foliage gravel ground hot inland light outback outcrops perspective perspectives rocks rocky rough rugged scrub shrubbery sky sunlight sunshine terrain textures trees vegetation background barrier bolders boulders color colour constructed cover covered fitted fitting large limestone local-stone mortar mound random randomly-coursed retaining-rocks secure security shade shadows shaped shapes sharp solid stone stone-walled stones stonework strength strong surface surfaced surfaces texture uneven variations variety beach builders' rubble coast coastline colored coloured dumped growing growth layers levels low tide mangroves natural ocean outcrop pebbles plants pollution receding tide rock formations rubble sand sea seashore seaside shore shoreline Sizes stony tidal tides waste water waterline accumulations algae attached clinging ebb-and-flood ebb-and-flow filamentous green holdfasts low-tide pounding seaweed slimy slippery spray sticking stuck surf surge surging tide velvety waves wet communicating communications communications-equipment connecting equipment height high hills hilly modern mountain mountain-range receivers receiving sending Signals slope sloping steel steel structure telecommunications tower towering transmission transmissions transmitters transmitting aerial aerial roots dunes glistening glossy greenery mangrove growth ocean edge ocean waterline receded receding root network Roots salt-resistant sand dunes support road Alice Alice-Springs angles buildings iconic slopes the-Alice town township