To reach Piazza di Santissimi Giovanni e Paolo you can take metro line B to Colosseum Metro station and then walk to the piazza in front of the church - it will take you about 15 minutes walk
The tour ends at Basilica di San Clemente - one of the oldest Christian temples in Rome with three different levels of constructions from different architectural periods.
1 hour 30 minutes
2 hours 30 minutes
3 hours 30 minutes
2 hours 30 minutes
3 hours 30 minutes