Italy, commonly known as the Italian Republic, is a country located in south-central Europe. The Alps delimit the peninsula of the country, which also comprises several surrounding islands. Western Europe considers it as part of its territory. Italy has a unitary parliamentary republic form of government with Rome serving as both the capital and largest city. The country covers a total area of 301,340 km2 (116,350 sq. mi) and shares land borders with France, Switzerland, Austria, Slovenia, as well as the enclaved microstates of Vatican City and San Marino. Additionally, the country has a territorial enclave in Switzerland (Campione) and a maritime exclave in Tunisian waters (Lampedusa). Italy ranks as the European Union’s third-most populous member state with a population of around 60 million inhabitants.