Zaragoza or (Saragossa in English) 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. The population of the city of Zaragoza is more than 700,000, within its administrative limits on a land area of 1,062.64 square kilometres (410.29 square miles), ranking fifth in Spain. It is the 32nd most populous municipality in the European Union. The population of the metropolitan area is estimated 800,000 inhabitants.
An Opel factory was opened in 1982 in Figueruelas, a small village nearby. The automotive industry is a main pillar of the regional economy along with Balay, which manufactures household appliances; CAF, which builds railway rolling stock for both the national and international markets; SAICA and Torraspapel in the stationery sector; and various other local companies, such as Pikolin, Lacasa, and Imaginarium SA. The city's economy benefited from projects like the Expo 2008, the official World's Fair, whose theme was water and sustainable development, held between 14 June and 14 September 2008, Plataforma Logística de Zaragoza (PLAZA), and the Parque Tecnológico de Reciclado (PTR). Furthermore, since December 2003, it has been a city through which the AVE high-speed rail travels. Currently, Zaragoza Airport is a major cargo hub in the Iberian Peninsula, behind only Madrid, Barcelona, and Lisbon.
Zaragoza is a relevant transport hub for northern Spain. Zaragoza is connected to three major motorways and a series of minor roads of national and provincial level. The city lies on two international roads, the European route E70 that follows the coast of the Bay of Biscay and the cities of Santander and Gijón to the west and with Eibar, San Sebastián and Bordeaux to the east. The European route E80 connects the city with inner Spain to the south, including Burgos and Salamanca and continuing to Lisbon, and Toulouse to the north. The AP-68 motorway (European road E-804) starts in the city, joining with Vitoria-Gasteiz, Logroño and ending in Zaragoza. Zaragoza is served by the Zaragoza Airport (IATA: BIO, ICAO: LEBB), the busiest terminal in the Basque Country and in the entire Northern coast, with more than 5.4 million passengers in 2018. It is located 12 km (7.46 mi) north of the borough, between the municipalities of Loiu and Sondika.