Zaragoza, also known in English as Saragossa, is the capital city of the Zaragoza Province 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, (the fifth most populated in Spain) on a land area of 973.78 square kilometres (375.98 square miles). The population of the metropolitan area was estimated in 2006 at 783,763 inhabitants. The municipality is home to more than 50 percent of the Aragonese population.
The city lies at an elevation of about 208 metres (682 feet) above sea level.
Zaragoza hosted Expo 2008 in the summer of 2008, a world's fair on water and sustainable development.