The Arch of Trajan is a unique work in the world. Symbol of Benevento, It is a well-preserved evidence of Roman civilization. For its construction it indicates the date of 114 d.C. It was built to celebrate the Emperor Trajan figure in the opening of the via Traiana, an improvement compared to the previous Appian, can shorten the path that led from Rome to Brindisi. For its majesty, It was in the Lombard period inglobbata in the city walls and renamed "Golden Gate". The Arch has a rich sculptural decoration on the two main facades, with scenes that relate to peace and provvidenze towards citizens on the inner side, facing the city, and the war and the emperor's providences to the provinces on the outside.