sand dunes and rock towers of tin merzouga. tadrart mountains, tassili n`ajjer national park, algeria, afrika

africa ajjer algeria algerian amazing desert deserted desertscape djanet dry dune dunes ecosystem erg erosion exterior formation freaky geology hot illizi landscape merzouga mountain mountains najjer national natural nature park picturesque red regions rock rocks sahara sand sandstone scenery sculpture site stone tadrart tassili tin tourism travel venture view wadi