id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-6257 Madrid - Wikipedia .html text/html 23809 3277 71 As the capital city of Spain, seat of government, residence of the Spanish monarch, Madrid is also the political, economic and cultural centre of the country.[13] The mayor is José Luis Martínez-Almeida from the People's Party. Its landmarks include the Plaza Mayor, the Royal Palace of Madrid; the Royal Theatre with its restored 1850 Opera House; the Buen Retiro Park, founded in 1631; the 19th-century National Library building (founded in 1712) containing some of Spain's historical archives; many national museums,[25] and the Golden Triangle of Art, located along the Paseo del Prado and comprising three art museums: Prado Museum, the Reina Sofía Museum, a museum of modern art, and the Thyssen-Bornemisza Museum, which complements the holdings of the other two museums.[26] Cibeles Palace and Fountain has become one of the monument symbols of the city.[27][28] ./cache/en-wikipedia-org-6257.html ./txt/en-wikipedia-org-6257.txt