Azov, Sea of, a body of water bordering Ukraine and Russia. It is a northern arm of the Black Sea, and is connected with it by the Strait of Kerch. Greatest dimensions are about 230 miles (370 km), east-west, and 120 miles (190 km), north-south. The sea's area is roughly 14,000 square miles (36,000 km2), nearly twice that of Lake Ontario. The sea narrows at its northeastern end to form the Gulf of Taganrog, a shallow, freshwater body of water with a maximum depth of 50 feet (15 m). The Don and Kuban are the chief rivers emptying into the sea. The chief ports are Rostov, Russia; and Mariupol, Ukraine.
Mombasa Kenya, a city in eastern Africa 270 miles (435 km) southeast of Nairobi. It lies on Mombasa Island in an inlet of the Indian Ocean, and on the surrounding mainland.
Johannesburg, South Africa, a city in Gauteng province. Greater Johannesburg, which includes Soweto, Randburg, Sandton, and Roodepoort, forms South Africa's most populous metropolitan area.