The Unterlinden Museum (officially Musée d'Unterlinden, also cited in English as Musée Unterlinden) is located in Colmar, France, in the Alsace region. The museum, housed in a 13th-century Dominican religious sisters' convent, is home to the Isenheim Altarpiece by Matthias Grünewald and features a large collection of local and international artworks and manufactured artifacts from prehistorical to contemporary times. The museum bears the quality label Musée de France and is one of the most visited in France outside of the Île-de-France.