Video. May 25, 2012. (Romereports.com) Pentecost Sunday is celebrated 50 days after the Resurrection. It is the last day of Easter and commemorates the coming of the Holy Spirit upon the apostles and the Virgin Mary.
Before this window, millions of people have cheered, sung and prayed year after year, generation after generation. It's the Pope's studio window, which is a short distance from his bedroom. Pope John XXIII began a tradition where every Sunday the Angelus is led from here.