 The construction materials required quickly brought the el Paseo del Prado to a standstill as between one thousand five hundred and two thousand tons of iron, seven thousand cubic meters of stone and a huge quantity of bricks were required.Groups of artists and artisans were organised by the sculptor Ángel García.Among them were the ceramist Daniel Zuloaga, who suspended his involvement and Manuel Ramos Rejano, from the Sevillian ceramists, sculpted the interior decoration.