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VATICAN CITY - APRIL 24: Pope Benedict XVI (R) greets Spain's King Juan Carlos and Queen Sofia after celebrating mass April 24, 2005 in Vatican City. Hundreds of thousands of pilgrims attended the mass led by the 265th Pope of the Roman Catholic Church. (Photo by Osservatore Romano-POOL/Getty Images)

VATICAN CITY - APRIL 24:  Pope Benedict XVI (R) greets Spain's King Juan Carlos and Queen Sofia after celebrating mass April 24, 2005 in Vatican City. Hundreds of thousands of pilgrims attended the mass led by the 265th Pope of the Roman Catholic Church.  (Photo by Osservatore Romano-POOL/Getty Images)