Pilgrims participate in candlelight procession in the streets around Our Lady of Fatima shrine in Belem, Brazil. Brazilians have been honoring Mary with this annual procession since 1966. Mary appeared to three shepherd children, Lucia dos Santos and her cousins, Francisco and Jacinta Marto, in 1917 in central Portugal. To find out more about this year's World Youth Day in Rio de Janiero, Brazil visit wydcentral.org CNS photo/Paulo Santos, Reuters