Botswana and 30°E. The country is predominantly flat, tending toward gently rolling tableland. Botswana is dominated by the Kalahari Desert, which covers up to 70% of its land surface. The Okavango Delta, one of the world's largest inland deltas, is in the northwest. The Makgadikgadi Pan, a large salt pan, lies in the north. The Limpopo River Basin, the major landform of all of southern Africa, lies partly in Botswana, with the basins of its tributaries, the Notwane, Bonwapitse, Mahalapye, Lotsane, Motloutse and the Shashe, located in the eastern part of the country. The Notwane provides water to the capital through
Libyan Desert Libyan Desert The Libyan Desert forms the northern and eastern part of the Sahara Desert. It describes that part of the Sahara that lies within the present-day state of Libya; it also historically describes the desert to the south of Ancient Libya, a territory which lay to the east of the present-day state. The Libyan Desert is one of the driest, harshest and most remote parts of the Sahara, the world's largest hot desert. This extended desert country is barren, dry and rainless. Modern Libya is divided into the regions of Cyrenaica, Tripolitania and the Fezzan. The country covers an