Acacia tree at In Tehak, Tadrart, Tassili n'Ajjer National Park, Unesco World Heritage Site, Algeria, Sahara, North Africa

acacia acacia acacias africa african african algeria algerian area areas aridity at barren barrenness blue botany cloudless conservation countryside day daylight daytime desert deserts desertscape desertscapes dried drought droughts dry dryness during exterior exteriors fabaceae flora heritage in landscape landscapes legume legumes leguminosae meager meagre mimosoideae najjer national national natural nature nobody north outdoor park park parks photo photos plant plants preserve preserves pulse pulses region regions reserve reserves sahara sanctuaries sanctuary sand sandy scenery scenic shot shots site sky spermatophyta starkness tadrart tassili tehak the tree trees unesco vegetation wildlife world