abstract architectural background barrier basic brick-wall bricks brickwork coloring colors colouring colours constructed exterior external firm fitted large light lines patchwork perspectives rock-wall rocks rough rugged secure security shaped shapes solid stone stones stonework strength strong style sunlight sunshine surface surfaces texture textures uneven variations various wall wallpaper well-built appearance arid Australia Australian blue brown bush central central-Australia contrast contrasting descriptive desert-country desert-region distance distant drought dry dry-brown-land far foliage gravel ground hot inland outback outcrops perspective rocky scrub shrubbery sky terrain trees vegetation Alice-Springs angles barren blue-sky buildings crest geological-formation geology gullies height high hill homes isolated landscape mountain-range plants remote ridges shadows shrubs slopes sparse aerial aeroplane airplane arial below bushland country-side expanse flying formations from-above geologically-significant lined looking-down mountainous movement moving panoramic panoramic-views rural scenery scenic sightseeing travel travelling undulating valleys bolders boulders color colour cover covered fitting limestone local-stone mortar mound random randomly-coursed retaining-rocks shade sharp stone-walled surfaced variety riverbeds