Zaragoza also known in English as Saragossa, is the capital city of the province of Zaragoza and of the autonomous community of Aragon, Spain. It lies by the Ebro river and its tributaries, the Huerva and the Gállego, roughly in the center of both Aragon and the Ebro basin. On 1 January 2021, the population of the municipality of Zaragoza was 675,301, on a land area of 973.78 square kilometres. It is the 27th most populous municipality in the European Union.