On one grand boulevard, the Paseo del Prado, are three of Europe's finest  the world-class Prado museum, the Thyssen-Bornemisza collection, and the Centro de Arte Reina Sof?­a (Queen Sof?­a Art Ceter), whose claim to fame is the 20th century's most famous painting, Pablo Picasso's Guernica.
One of the most famous 20th century's painting is held in the Centro de Arte Reina Sofia.