Huesca is situated in the county of La Hoya, which its history is more than 2000 years old.El Coso on the line of the medieval walls , points out a courious and interesting network of streets being the main point presided over by the Cathedral.
El Coso, Joaquín Costa and the Ronda de Montearagón now form the ring-road surrounding the historic centre of Osca, with the Cathedral at the summit.
Teruel is located in the south of Aragon , the old town preserves an important medieval legacy. Places like the "Plaza del Torico" , the Aqueduct of the arches and the well known "Ovalo" promenade.References of a more modern Teruel appear in the suburbs, where there are the Conference hall and "Dinopolis" (theme park about dinosaurs).
After various prehistoric and Iberian civilisations settled in the area in the origin ,it was in the middle ages when this city experienced an important development when a wall was constructed around the city , a christian land bordering on the Muslim kingdom of Valencia.
The Islamic influence left in Teruel , Aragón one the most important expression ot the Mudejar style, fusing Gothic with Muslim architectural elements.
Zaragoza is the culminant point in the valley of Ebro, Spain's most water-bearing river, in an impressive landscape with picturesque villages and very old traditions and popular customs.
Zaragoza is one of the great monumental towns in Spain. It was founded some 2000 years ago, and Old-Iberians, Romans, Goths and Arabians equally left their heritage. Zaragoza as well includes important buildings of Spanish baroque.