Roman Catholic Church

Pope Francis is helped to put his mitre on during the Epiphany mass in St. Peter's Basilica, in Vatican.

Vincenzo Pinto/AFP

Pope Francis is helped on with his mitre during the Epiphany mass in St Peter’s Basilica, in the Vatican, Rome.

Pope Francis waves to faithful as he arrives for his general audience at the Vatican, Wednesday, May 29, 2103

Andrew Medichini/AP

Pope Francis waves to the faithful as he arrives for his general audience at the Vatican on Wednesday 

Roman Catholic clergymen hold candles as they circle the Anointing Stone during the Holy Thursday mass at the Church of the Holy Sepulchre in Jerusalem's old city

Roman Catholic clergymen hold candles as they circle the Anointing Stone during the Holy Thursday mass at the Church of the Holy Sepulchre in Jerusalem's old city. Gali Tibbon/AFP/Getty Images

Christians around the world are marking Holy Week, commemorating the crucifixion of Jesus Christ, leading up to his resurrection on Easter Sunday. Christians traditionally believe the Church of the Holy Sepulchre in Jerusalem’s old city is built on the site where Jesus was crucified and buried.