Rome’s best travel hack isn't a secret bar or a hidden fountain... It’s a basilica comparable to St. Peter's, and it's almost always empty. The Basilica of Saint Paul Outside the Walls is 1 of 4 most important churches in the world, yet you can have it all to yourself. 80 columns, glittering mosaics, a courtyard that survived a fire, and the eyes of every single pope staring at you at the same time. Without waiting in lines or getting lost in the crowds, it's the best way to see the part of Rome