Lion engraving, neolithic rockart of the Acacus Mountains or Tadrart Acacus range, Tassili n'Ajjer National Park, Unesco World Heritage Site, Algeria, Sahara, North Africa

acacus africa african african age aged algeria algerian animal animals art carved close close up close ups closeup closeups day daylight daytime detail details during engraving exterior exteriors face faces heritage heritage historic lion lion lions mountains najjer national national natural neolithic neolithic new nobody north of old one or outdoor park park parks photo photos pictogram pictogramme pictogrammes pictograms pictograph pictographs range rock rock face rock faces rockart rockface rockfaces rocks rocky sahara scored scoring scratched scratching scribed scribing separate separately shot shots single singly site sites stone stone tadrart tassili the unesco unesco up ups work works world world