If you would rather see Rome with a guide, HappyToVisit lays out the best-reviewed Rome tours, and the official Turismo Roma and Italia.it sites cover hours and access.
Rome: San Clemente Underground and Basilica Guided Tour

Rome has a staircase into 2,000 years. I love how San Clemente turns history into something you can physically walk through, and I also love the way the guide brings the gold mosaics aboveground into focus before you start going…














