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