The Kingdom of Spain, commonly known as Spain, is a country in southwestern Europe on the Iberian Peninsula. The Spanish mainland borders the Mediterranean Sea to the south and east, France, Andorra and the Bay of Biscay to the north, and Portugal and the Atlantic Ocean to the west and northwest. The Balearic Islands and the Canary Islands as well as the two autonomous cities in North Africa, Ceuta and Melilla, belong to the Spanish territory. Spain is a parliamentary democracy under a constitutional monarchy. The country is divided into 17 autonomous communities and two autonomous cities.