Casón del Buen Retiro

The Casón del Buen Retiro, located in Madrid, Spain, is an annex of the renowned Museo del Prado. Originally built in the 17th century as a ballroom for the Buen Retiro Palace, it has undergone significant restoration and now serves as a study center and library for the museum. Notably, it housed Picasso's iconic Guernica from 1981 to 1992. The building features a stunning fresco by Luca Giordano, which is considered a masterpiece of the Prado's collection. The library contains around 70,000 books, making it a valuable resource for researchers and students. Visitors can explore its rich history and artistic significance while enjoying its proximity to the beautiful Retiro Park.