The Museo Nacional Centro de Arte Reina Sofía (MNCARS, also called the Museo Reina Sofía, Queen Sofia Museum, El Reina Sofia, or simply The Sofia) is Spain's national museum of 20th century art. The museum was officially inaugurated on September 10, 1992 and is named for Queen Sofia of Spain. It is located in Madrid, near the Atocha train and metro stations, at the southern end of the so-called Golden Triangle of Art (located along the Paseo del Prado and also comprising the Museo del Prado and the Museo Thyssen-Bornemisza).