St. Paul's Basilica

 is a limited-time premium building that was released on March 29, 2018, during Act 1 of The Springfield Jobs 2018 Event. Upon completion, The Pope is unlocked.

It returned on December 19, 2018 during A Simpsons Christmas Special 2018 Event as a possible prize in the Happy Holidays Mystery Box.

Regular
Pope
 * Give Daily Sermon - 60m
 * Take a Pope Nap - 12h
 * Communicate With the B.S. League - 24h

Quest Based
Bart Pope
 * Learn Catholic Catechisms - 4h
 * Tag Along With the Pope - 4h
 * Teach Bart - 4h
 * Excommunicate Springfielders - 4h

Trivia

 * Only one can be obtained.
 * It can be placed on grass, pavement, dirt, boardwalk, pier, edge of boardwalk, or edge of pier.