This book has caused surprise in the last century, considered as miraculous that still retain upright pillars, hence the name "Miracles" in the pipeline is known, has reached us in excellent condition. Are still about 50 pillars that still remain, more or less damaged. Driving concluded in one of the eminences of the city on the hill of Calvary, where the early seventies were discovered the ruins of the deposit terminal. The chronology of these lines is still very considerable debate during the Augustan era. Both the combination of materials, including system construction, have been imitated by architects Hispano in the Mosque of Cordoba.