Large Wadi, Oued with acacia tree, Tadrart, Tassili n'Ajjer National Park, Unesco World Heritage Site, Algeria, Sahara, North Africa

acacia africa african african algeria algerian area areas aridity barren barrenness bed beds blue botany cloudless conservation countryside day daylight daytime desert deserts desertscape desertscapes dried drought droughts dry dryness during exterior exteriors flora heritage landscape landscapes large meager meagre mountain mountains najjer national national natural nature nobody north oued outdoor panorama panoramas panoramic park park parks photo photos plant plants preserve preserves region regions reserve reserves river riverbed riverbeds sahara sanctuaries sanctuary scenery scenic shot shots site sky starkness tadrart tassili the tree trees unesco vegetation view views vista vistas wadi wide wildlife with world