Ключевые слова: african landmark, basalt, black desert, black dune, black rock, cairo, chalk, dinosaur site, egypt, egypt desert, egypt sahara, egypt tourism, grand sand sea, hot desert, national park, natural reserve, nile, nile valley, north africa, oasis, quartzite, red sea, rock dune, sahara, sand dune, sandstone, sinai, skeleton, sudan, suez canal, unesco world heritage, volcanic hill, volcano shape, wadi, white desert,