rolling hills and moutains in the sonora desert of tuscon arizona with dark silhouettes and sun on pastures

background business design summer nature office sun travel landscape arizona orange hill sky desert geology cliff canyon outdoor scenery mountains monument valley wild native territory fall colors bolivia sunrise cactus natural wilderness latin colored moutains black rock formation dry clear sandstone buttes dramatic salta jujuy cafayate historic red tilcara humauaca sand wonder trip argentina highway rolling hills sonora tuscon dark silhouettes pastures pastures visible foliage whispy white round slopes