Diverse Societies in Africa Chapter 8 Vocab Sahara • A vast desert of northern Africa extending east from the Atlantic coast to the Nile Valley and south from the Atlas Mountains to the region of the Sudan. Savannas • An area of land characterized by coarse grasses and scattered tree growth, especially on the edges of the tropics where the rainfall is seasonal, as in eastern Africa. Animism • The belief that natural objects, natural phenomena, and the universe itself possess souls. Griot • A member of a class of traveling poets, musicians, and storytellers who maintain a tradition of oral history in parts of West Africa. Terraces • A flat area created on the side of a hill and used especially for growing crops.