What church in Rome, Italy served as the model for the Roman Catholic Cathedral of S.S. Peter and Paul which stands on Logan Square and the Benjamin Franklin Parkway in Philadelphia?

This large structure, which was built from 1846-64, is based on the Lombard Church of St. Charles. Napoleon Le Brun and George Notman designed it, putting a vaulted ceiling 80 feet above the seating capacity for 2,000. Source: Fairmount Park, a History and Guidebook, 1974, p.112, Esther M. Klein, 917. ... more