- Algiers is the capital and largest city of Algeria, located on the Mediterranean coast of North Africa. It is the political, economic, and cultural center of the country. With a population of over 3 million people, it is also one of the largest cities in Africa. Algiers has a rich history, as it has been inhabited for thousands of years and has been influenced by various civilizations, including the Phoenicians, Romans, Arabs, and French. The city is known for its white-washed buildings, bustling markets, and vibrant street life. Some of the prominent landmarks in Algiers include the Casbah (old town), Notre-Dame d'Afrique Basilica, the Great Mosque of Algiers, and the Martyrs' Memorial. The city is also a major port and has a diverse economy, with industries such as petroleum refining, textiles, and food processing.