Bridge over Sella River in Cangas de Onis, Asturias, Spain. Asturias, Cangas, Cangas de Onis, River, Roman, Sella, Village, arch, architecture, asturian, bridge, construction, covadonga, europe, heritage, history, landmark, meson, monument, nature, old, onis, pelayo, picos, picturesque, place, reconquest, reconquista, spain, stone, tourism, town, travel, water