Map 1-A: The Horn of Africa. Arid regions in green include Ethiopia’s Rift Valley: its Omo Valley and Nech Sar National Park. (Gil, Patricio Robles, Hotspots Revisited)
Map 1-B: The Omo-Turkana Basin (Courtesy International Rivers)
Map 1-C: Details of the Omo-Turkana Basin (Courtesy International Rivers)
Map 1-D: Nech Sar National Park and its Boundaries (Gozalbez & Cebrian. Touching Ethiopia, p. 81)
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