Rock engraving of a crying cow, neolithic rock art near Djanet, Tassili n'Ajjer National Park, Unesco World Heritage Site, Wilaya Illizi, Algeria, Sahara, North Africa

africa african african aged algeria algerian animal animals area areas art attraction attractions carving carvings conservation cow crying day daylight daytime desert deserts djanet drawing during engraving engravings exterior exteriors famous heritage historic historical historically history illizi known korrektur najjer national national natural nature near neolithic nobody north of old outdoor painting paintings park park parks petroglyph petroglyphs petrograph petrographs photo photos pictogram pictogramme pictogrammes pictograms pictograph pictographs prehistoric prehistorical preserve preserves renowned reserve reserves rock rock sahara sanctuaries sanctuary seeing shot shots sight sights site site sites sites tassili the tourism tourist touristic touristical touristically touristy unesco unesco well well known wilaya wildlife work works world worth