getting there: metro - Linea B/Basilica San Paolo
open: daily 7:00-18:30
cost: Basilica free, cloisters 9:00-18:30, €4
The original church was built by Constantine in the 4th century, over the centuries the church was enlarged until a fire in 1832 almost completely destroyed it. The church was rebuilt to the same plan and style and reopened in 1840.