desert hill hills mountain mountains oasis palms rock rocky sand stones stony blue jordan land landscape landscapes middle east peace red rocks tourism wadi rum waste wild wind brown cliffs clouds park Red Rocks sky spring Utah white bare barren bleak dry harsh Israel natural nature plain sere terrain topography bighorn sheep bushes green plants springtime Tan tree light sun sunset egypt holy sinai stone trees tourists beach beaches cave caves Crete deserted golden Greece Greek holiday idyllic island Nyberg ocean sea summer sunny Theodori water sky wave waves Alice Springs Australia bush central Australia desert-country desert-region gully height high hot inland outback ridge rough rugged scrub shrubbery sunlight sunshine textures