Agulhas, Cape, South Africa, the southernmost point of the continent. It lies where the Atlantic and Indian oceans meet, 100 miles (160 km) southeast of the Cape of Good Hope. The name Agulhas (Portuguese for “needles”) refers to the jagged reefs and sunken rocks around the cape, on which many ships have been lost.
Sahara, the vast desert of northern Africa, and the world's largest arid region. It occupies much of the broad northern half of Africa and covers some 3,500,000 square miles (9,000,000 km2), an area only slightly less than that of the United States.