desert landscape el berdj canyon in tassili najjer national park, algeria

abstract acacus africa ajjer akakus algeria algerie arid asphalt barkhan berdj bordj canyon desert djanet dry dune elberdj formation hamada heat heritage highway hill illizi landscape mountain najjer national nature noires outdoor panorama park reg road rock sahara sand scenery scenic sculpture sea shadow sky stone sunny tadrart tassili unesco