Portal:Catholic Church/Selected anniversaries/April 18
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April 18[edit]
![Saint Peter's Basilica by Giovanni Paolo Panini](http://upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Ca%27_Rezzonico_-_Interno_della_basilica_di_San_Pietro_a_Roma_-_Giampaolo_Pannini.jpg/100px-Ca%27_Rezzonico_-_Interno_della_basilica_di_San_Pietro_a_Roma_-_Giampaolo_Pannini.jpg)
- 1506 – Construction of the current St. Peter's Basilica (interior pictured) in Vatican City, to replace the old St. Peter's Basilica built in the 4th century, began.