abstract appearance background boat bouy changing coast coastal color colors colour colours currents distance distant ebb-and-flow expanse foreground horizon Indian-ocean light movement ocean outdoors outside peaceful powerful pull ripples rippling rips salt-water scene seaside shrubbery sunlight sunshine surface texture textures tide vast vegetation view views water wavelets waves Western-Australia Alice Alice-Springs angles Australia Australian blue brown buildings bush central central-Australia coloring colouring contrast contrasting descriptive drought dry dry-brown-land far hills hilly iconic mountain mountain-range outback outcrops perspective perspectives rocks rocky rough scrub slope slopes sloping the-Alice town township trees