Ключевые слова: adventure, africa, arc, arch, barkhan, beautiful, beauty, bright, chad, climatic, colorful, desert, desert landscape, desert vegetation, dry, dune, dunes, ennedi, erg, erosion, formation, geology, heat, heritage, hill, landscape, mountain, natural, nature, north africa, orange, outdoor, outdoors, plateau, rock, sahara, sandstone, scenery, scenic, sculpture, stone, tchad, the ennedi plateau, tibesti, tibesti mountains, travel, valley, wilderness,