Milan (, , Italian: Milano ) is a city in northern Italy, capital of Lombardy, and the second-most populous city in Italy after Rome. Milan served as the capital of the Western Roman Empire, the Duchy of Milan and the Kingdom of Lombardy–Venetia. The city proper has a population of about 1.4 million while its metropolitan city has 3,261,873 inhabitants. Its continuously built-up urban area, that stretches well beyond the boundaries of its administrative metropolitan city, is the fifth largest in the EU with 5,270,000 inhabitants. The population within the wider Milan metropolitan area, also known as Greater Milan, is estimated at 8.2 million, making it by far the largest metropolitan area in Italy and the 4th largest in the EU.