Photo Gallery: Notre Dame Cathedral's 850th anniversary 7/10

Religious dignitaries stand in front of Paris' Notre Dame Cathedral as part of a ceremony for its 850th anniversary, Wednesday, Dec. 12, 2012. Dignitaries, tourists and Parisians gathered in the thousands for a ceremony and Mass marking the beginning of year-long commemoration of Notre Dame Cathedral's 850th anniversary. (AP Photo/Christophe Ena) ORG XMIT: ENA102