Avilés is the 3rd most important city of Asturias, Spain.It is one of the smallest counties in the Principality of Asturias. Its length from North to South is 7.5 Km., whereas from East to West it is 6.25 Km. Which means a total area of 25.34 square Km. Its main urban agglomeration occupies the flattest land in the county, in a land that belonged to the sea, surrounded by small districts, all of them having an altitude of less than 140 metres. Situated in the estuary of Avilés, in the Northern Central area of the Asturian coast, west of Peñas Cape, it has an important national seaport and important industry. It is close to popular beaches such as Salinas.