Plaza de Santa Ana (English: Square of Saint Anne) is a plaza located in central Madrid, Spain, nearby Puerta del Sol and Calle de Huertas, in the Barrio de las Letras. It features monuments to Spanish Golden Age writer Pedro Calderón de la Barca and the Granadian poet Federico García Lorca and numerous restaurants, cafes and tapas bars, with its terraces covering most of the sides surfaces.Teatro Español, the oldest theater in Madrid, is located on the plaza’s east side.