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
Ferlo Desert Ferlo Desert The Ferlo Desert, also known as the Ferio Desert, is a desert in northern-central Senegal. It is inhabited by the Serer and the Fulani. The Ferlo Desert occupies an area of some 70,000 km, over one-third of the country's total area. It forms part of the region of Djourbel which extends to within 45 miles (70 km) to the east of Dakar to the west and south of St Louis, known as "Baol" to the locals. The Senegal River flows through the region, and valleys occur in the Sine Saloum Delta north of The Gambia. There are endless