Porta Romana is a southeastern portals in the medieval walls of Viterbo. The merlionated gate, with Baroque decoration is located on at exit point of Via Garibaldi, where it meets highway SS2 as it skirts the historic center of Viterbo, region of Lazio, Italy. South of the gate is a train station (Stazione di Viterbo Porta Romana), with local lines linking to Rome, and just west is the campus of Tuscia University, which occupies some of an old Dominican monastery and Villa Gentili. Just north inside the walls, is the church of San Sisto.