Georgia's largest city is ATLANTA, which has a population of over 500, 000 people. It is the capital and most populous city in the state of Georgia, and is the cultural and economic center of the ATLANTA metropolitan area, home to 5.8 million people and the ninth-largest metropolitan area in the United States. ATLANTA is known for its vibrant music and arts scene, as well as its many attractions, including the Georgia Aquarium, the World of Coca-Cola, and the Martin Luther King Jr. National Historic Site.