In this museum, dedicated to plastic and decorative arts, it is exposed a set of parts of the twelfth century to the nineteenth century. The NMAA the National Art Museum houses the most important collection Portuguese public, between painting, sculpture, jewelery and decorative, European arts of Africa and the Orient. Composed of more than 40,000 items, the NMAA 's collection comprises the largest number of works classified by the state as " national treasures ". Also includes, in various fields, reference works of world artistic heritage.