Ключевые слова: africa, african, aged, ancient, animals, antelope, archaeological, archeology, art, background, boulder, bushman, bygone, carve, culture, desert, drawing, early, ecology, ecotourism, engrave, engraving, giraffe, glow, granite, heritage, hieroglyph, historic, history, manmetro, mountain, namibia, namibian, nature, old, prehistoric, red, rock, sandstone, site, stone, texture, tourists, travel, twyfelfontein, unesco, wild, wilderness, wildlife,