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
High Desert (Oregon) black-tailed jackrabbit, and cougar. Birds common in the region include sage-grouse, California quail, and prairie falcon. The western juniper is the most common tree in the region, and big sagebrush and common woolly sunflower are the region's most widespread plants. The high desert of Oregon is located in the central and southeastern part of the state. It covers approximately , extending approximately from central Oregon east to the Idaho border and from central Oregon south to the Nevada border. Most of the region is located in Crook, Deschutes, Harney, Lake, and Malheur counties. The high desert is named as such