León, a city on the Bernesga River in northwest Spain, is the capital of the Province of León. It’s home to many churches and cathedrals noted for their architecture and art. Among them is the Gothic 13th-century Catedral de Léon, with its towers and flying buttresses. The Romanesque 10th-century Basílica de San Isidoro is known for its frescoes and royal tombs.