sentences:  This small area is notable for housing the Congress of Deputies, known as the "Congreso de los diputados", the lower house of the Spanish parliament.Other notable sites include the Thyssen-Bornemisza Museum, the Banco de España, the Café del Círculo de Bellas Artes, the Zarzuela Theater and the Plaza de Cibeles.This neighbourhood, also known as Barrio de las Letras, is west of the Paseo del Prado and north of Calle Atocha.