arid brown desert dry floor ground land nature rocks stones botany cactus green life plants texas aloe aloe vera bloom blossom flower oasis climate garden hot Prickly sharp succulent thirsty acacia Africa bush bushveld devil thorn thorns tree veld dune Gwynedd habitat natural plant sand wales welsh America animal box colorado protection reptile security shell tortoise usa wild euphorbia spurge blooming Cacti prickles aerial aeroplane airplane angles appearance arial aridity below brine brine-lake bushland central-Australia country-side distance distant dry-salt-crust expanse extensive from-above height high huge isolated Lake-Amadeus landscape looking-down outback panoramic panoramic-views Pantu plain remote rough rugged saline saline-lakes salt-lake salt-lakes-chain saltpans scenery scenic sparse terrain travel travelling vegetation barren dead Grasslands plains rock rocky savannah stone stoney wilderness