Puerta de Alcalá Situated in the middle of the roundabout of the Plaza de la Independencia and designed in 1869 by Ángel Fernández de los Ríos. it took the place of an old Baroque gate built by Philip III to welcome his wife Margaret of Austria. Retiro Park It was used exclusively by the Royal Family until the 18th century. In it they organized bullfighting shows and even naval battles. Currently, it is a large public park that can be enjoyed by everybody with several differentiated spaces like the park, its paths or the lake with its boats. In summer, there are also outdoor concerts and exhibitions.