(Bône), a city in northeastern Algeria, situated on the Mediterranean Sea. Its population was 168,800 in 1966. It is the administrative center of Annaba wilaya. Annaba is a major industrial and transportation center and seaport for the export of iron ore, phosphorites, and agricultural raw materials. In 1965 it had a freight turnover of 3.1 million tons, which includes the export of 2.8 million tons. It is also a railway and highway junction. The first section of a metallurgical complex, which is being built with the assistance of the USSR, has gone into operation (1968). Its industries include metalworking, food and food processing, chemicals, and textiles. There is a large thermal electric power plant. The ruins of ancient Hippo are located not far from the city. Among Annaba’s architectural monuments is the mosque of Sidi-bou-Merouan (11th century, extensively rebuilt). Annaba has an old city with a Casbah (fortress) and new sections with modern buildings (a theater seating 1,200 persons, a sports stadium, and others).