Alice-Springs angles arid Australia barren blue-sky brown buildings central-Australia crest dry geological-formation geology gullies height high hill homes hot inland isolated landscape mountain-range outback outcrops plants remote ridges rocks rocky rough rugged scrub shadows shapes shrubbery shrubs sky slopes sparse stone stones sunlight sunshine terrain textures trees vegetation appearance Australian blooms bush color coloration colored colorful colors colour coloured colourful colours contrast creeper creeping-plant desert desert-country desert-region drought flora floral flower flowering flowers foliage ground-cover hardy light native perennial slow-growing wildflower yellow ash boiling danger Dead trees gray green mountain orange pine trees water white yellowstone Asteraceae blossom health meadow nature petal plant rest sheet spring summer thistle Dirt earth environment igneous metamorphic Mineral object rock science Sed Soil