For 10 points, name this church located in Vatican City.
In one part of this building, four bronze sculptures of the Church Doctors suspend a sacred throne in the air. One notable structure in this building is a canopy supported by four black Solomonic columns, which covers the High Altar. The main façade of this building was designed by Carlo Maderno. Antonio Sangallo proposed many alterations to the original designs for this building, which were by Donato Bramante. This building is also the site of Bernini's Baldacchino and Michelangelo's Pieta. For 10 points, name this church located in Vatican City.
In one part of this building, four bronze sculptures of the Church Doctors suspend a sacred throne in the air.
Papal Basilica of St. Peter [or equivalents such as “St. Peter’s Basilica”] &lt;JL&gt;