The Paseo del Prado is one of the main boulevards in Madrid, Spain. The Paseo del Prado is the oldest historical urban in Madrid and was declared Bien de Interés Cultural (BIC). garden It runs north-south between the Plaza de Cibeles and the Plaza del Emperador Carlos V (also known as Plaza de Atocha), with the Plaza de Cánovas del Castillo (the location of the Fuente de Neptuno, and of the Ritz and Palace five-star hotels) lying approximately in the middle.