A look inside the Vatican City

A man walks past a shop window displaying cardinals' dresses in downtown Rome February 16, 2012. Pope Benedict will create 22 new red-hatted "princes of the church" in a consistory ceremony at the Vatican.

A general view of St. Peter square where Pope Benedict XVI celebrates the canonization ceremony in St. Peter square at the Vatican October 12, 2008.

Pope Benedict XVI leads the Angelus prayer from a window of his private apartment, as a gust of wind blows a cloth, at the Vatican February 28, 2010.

A nun looks on as Pope Benedict XVI leads the Epiphany mass in Saint Peter Basilica at the Vatican January 6, 2010.

A faithful prays as Pope Benedict XVI leads the Angelus prayer from the windows of his private apartments in Saint Peter's Square at the Vatican January 22, 2012.

A tourist takes a photograph from the balcony overlooking Saint Peter's square at the Vatican January 18, 2005.

A priest walks as it snows in Saint Peter's Square at the Vatican February 12, 2010.

New Vatican Swiss Guards prepare for their swearing-in ceremony at the Vatican May 6, 2008.

Pope Benedict XVI arrives to lead his special audience with pilgrims from the Diocese of Amalfi at the Vatican November 22, 2008.

A Swiss Guard stands during a private audience between Pope Benedict XVI and Armenian President Serzh Sargsyan at the Vatican December 12, 2011.

A couple hugs during a heavy snowfall at Saint Peter's Square at the Vatican February 10, 2012.

Pope Benedict XVI attends a Mass celebrating the 200th anniversary of the independence of Latin American countries at St. Peter's Basilica December 12, 2011.