Mater Ecclesiae Monastery in the Vatican Gardens, where Pope Benedict XVI will retire, is seen in this picture taken in January 2011. The 85-year-old pontiff announced Feb. 11 that he will resign at the end of the month and said he no longer has the energy to exercise his ministry over the universal church. (CNS photo/Mark Kortum, Reuters) (Feb. 12, 2013) See BENEDICT-MONASTERY Feb. 12, 2013.