Spain, officially the Kingdom of Spain, is a sovereign nation located in Southwestern Europe, forming the majority of the Iberian Peninsula. Its territory extends into North Africa, encompassing the autonomous cities of Ceuta and Melilla. The country is characterized by a diverse geography, ranging from the rugged Pyrenees mountains in the north to the Mediterranean coastlines and the Atlantic Ocean. With a population of approximately 47.3 million people, Spain is one of the largest and most populous economies in the European Union. Its major urban centers include Madrid, Barcelona, and Valencia, making it a cultural and economic crossroads.