VATICAN CITY, VATICAN - MAY 21:  Pope Francis waves to the faithful as he arrives in St. Peter's Square for his weekly audience on May 21, 2014 in Vatican City, Vatican. Pope Francis specified how the main purpose of his pilgrimage to the Holy Land from May 24 to 26 was to mark the historic meeting between Pope Paul VI and the Head of the Orthodox Church of the time, Patriarch Athenagoras I of Constantinople. His Apostolic journey begins in the Hashemite Kingdom of Jordan, continues in Palestine, and ends in Israel.  (Photo by Franco Origlia/Getty Images)