Porta San Paolo offers an interesting glimpse into the area's rich past. Look up at the imposing walls and try to imagine the events that went on around it throughout its time.
Located in Rome Historic Centre, this historic structure is well worth including on your itinerary. But you'll find a great deal more to check out in this area. St. Peter's Basilica, Roman Forum, and Piazza Navona are within easy reach of Porta San Paolo.