Pope will celebrate Mass at all four of Rome's major basilicas in April and May

April 3, 2013. (Romereports.com) The Vatican issued the liturgical agenda for Pope Francis for the months of April and May, which will includes several celebrations outside of the Vatican.

First up on April 7 is the ceremony to take possession of the Basilica of St. John Lateran as the Bishop of Rome. The following Sunday, he will celebrate a Mass at that same time at the Basilica of St. Paul Outside the Walls.

On April 21, he returns to St. Peter's Basilica for a 9:30AM service, where he will ordain several priests. The following Sunday at St. Peter's Square, during a 10AM Mass he will confirm a group of young Catholics.

For the month of May, the major liturgical celebrations will all take place at St. Peter's Square.

His only planned event outside the Vatican is a rosary service at 6PM on Saturday, May 4 at the Basilica of St. Mary Major. The next day, on May 5, he will officiate a Mass at 10AM for confraternities, organizations of Catholic lay people.

Sunday, May 12 will be one of the biggest events in his first months of his pontificate. Pope Francis will celebrate a Mass at 9:30AM, where he will canonize over 800 saints, including the first Colombian saint, Mother Laura, and Mexican nun Mother Lupita.

His liturgical schedule will close off with the Pentecost celebrations. On Saturday, May 18, Pope Francis will lead the Pentecost Vigil with ecclesiastical movements at 6PM at the Square. The next day, on Sunday, the Pentecost Mass will take place at 10AM, also at St. Peter's Square.