Sahara
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2007
SAHARA s har Arab.,=desert, worlds largest desert, c.3,500...4,830 km), from the Atlantic Ocean to the Red Sea, the Sahara is bounded on the N by the Atlas Mts., steppelands, and...its southern border. The desert includes most of Western Sahara, Mauritania, Algeria, Niger, Libya, and Egypt; the southern...