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
Oregon Desert Trail Oregon Desert Trail The Oregon Desert Trail is a network of trails, cross country travel and two-track dirt roads across the Oregon High Desert. The trail is approximately 750 miles long, with termini located near Bend, Oregon, and near the Idaho border at Lake Owyhee State Park. The route is on existing trails and across tracts of public land—mostly Bureau of Land Management, much of it wilderness study area. The west end of the trail is on the northern border of Oregon Badlands Wilderness and heads south. It meanders widely to take in public land throughout southeastern Oregon: Diablo Peak,