Industrial city (textiles, engineering, chemicals), and port of Catalonia, NE Spain; population (1986) 1,694,000. As the chief centre of anarchism and Catalonian nationalism, it was prominent in the overthrow of the monarchy 1931 and was the last city of the republic to surrender to Franco 1939. history Barcelona was founded in the 3rd century BC and its importance grew until, in the 14th century, it had become one of the leading trading cities of the Mediterranean. features The Ramblas, tree-lined promenades leading from the Plaza de Cataluna, the largest square in Spain; Gaudi's unfinished church of the Holy Family 1883; the Pueblo Espanol 1929, with specimens of Spanish architecture; a replica of Columbus's flagship the Santa Maria, in the Maritime Museum; a large collection of art by Picasso