Giacomo della Porta added the dome of this building using the original designs of Guilio da Sangallo and Michelangelo.
A medallion depicting this building by the goldsmith Caradosso is one of the few sources hinting at its original external design. This building incorporates a bronze door designed by Filarete ["FILL"-uh-RAY-tay] that originally was part of the building that was razed to make way for this one. A giant "Door of Death" by Giacomo Manzu was added to this building in the 20th century. An equestrian statue of Charlemagne made by Agostino Cornacchini can be found in this building's narthex, which lies just beyond  Carlo Maderno's (*) faÃ§ade for it. Its principal architect designed its cross-section to resemble a giant Greek Cross. Giacomo della Porta added the dome of this building using the original designs of Guilio da Sangallo and Michelangelo. Donato Bramante was the original architect of, for 10 points, what building commissioned by Julius II, a church in Vatican City?
A medallion depicting this building by the goldsmith Caradosso is one of the few sources hinting at its original external design.
St. Peter's Basilica 