Rome Basilica and Underground Ruins Tour 3 hr

Step from Rome’s sunlit basilicas into the ancient world hidden beneath them. On this Rome Basilica and Underground Ruins Tour, a licensed guide leads you through four historic churches and the archaeological layers below the city. Admire the golden mosaics of Santa Prassede and the Chapel of Saint Zeno, then explore the underground rooms of San Martino ai Monti. At San Clemente, descend through the medieval basilica to an earlier church, Roman buildings, and a Mithraeum, where water still flows beneath today’s streets. The walk also crosses Colle Oppio for an outdoor introduction to Nero’s Domus Aurea. San Clemente underground admission and reservation are included, along with access to the underground rooms at San Martino ai Monti. The route reveals how Rome’s sacred spaces and everyday life changed from the pagan era to Christianity. Expect stairs, uneven surfaces, and underground spaces; comfortable shoes are essential. Basilica access and the visit order can shift around religious services and access requirements. Join this Rome Basilica and Underground Ruins Tour to see the city’s history unfold one layer at a time.