Opened: 1755 Construction started: 1734 Address: Calle Bailen, 0, 28001 Madrid Website: https://www.patrimonionacional.es/real-sitio/palacio-real-de-madrid Collection: • Caravaggio (1571-1610): Salomè con la testa del Battista (1609) See also: • Madrid (España) | Museums | Palaces