Lugo Cathedral - Saint Mary's Cathedral (Galician: Catedral de Santa Maria) better known as Lugo Cathedral is a Roman Catholic cathedral and basilica in Lugo Galicia north-western Spain built starting from the early 12th century. Begun in Romanesque style during its construction it received Gothic Baroque and Neoclassicist elements. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Building