Museo Nacional Centro de Arte Reina Sofia - Houses the works of Spanish artists of the 20th century, including Picasso and Dali. Located in Madrid. Gala-Salvador Dali Foundation - Institution which manages the Dali's artistic, cultural and intellectual legacy through three museums: the Dali-Theatre Museum, the Gala Dali Castle Museum, and the Salvador Dali Museum. Museo Thyssen-Bornemisza - 800 Master Pieces of painting, XIII-XX centuries. The Museum is located in Madrid, at the Villahermosa Palace. Museo Del Prado - Opened in 1819, is one of the biggest art galleries in the world. It hosts over eight thousand paintings, drawings, sculptures, and other treasures. Located in Madrid. National Museum of Roman Art - Located in Mérida, the museum maintains a Roman art collection with themes concerning, Hispania,and the Roman Empire's influence in the Iberian Peninsula. Centro Atlantico de Arte Moderno - Focuses on modern Canarian artists, especially works from the 1930s and 1940s. Includes exhibit and contact information as well as examples from the collection. Museu Picasso - One of the most collections of Picasso's works located in Barcelona. Museo Guggenheim Bilbao - Located in the Basque Country, the Guggenheim Museum, maintains its constantly changing Modern art collection and special exhibitions with the support from the Basque authorities.