A man looks for plastic bottles to recycle in a canal of the favela Salsa e Merengue below Avenida do Brasil on June 12, 2013 in Rio de Janeiro, Brazil. Rio de Janeiro, as well as hosting the 2013 ... more 
A man looks for plastic bottles to recycle in a canal of the favela Salsa e Merengue below Avenida do Brasil on June 12, 2013 in Rio de Janeiro, Brazil. Rio de Janeiro, as well as hosting the 2013 FIFA Confederations Cup, the 2014 FIFA World Cup and the 2016 Olympic Games, is now preparing for the visit of Pope Francis and the World Youth Day, expecting from 500.000 to one million young people from all over the world, from July 23rd to July 28th 2013. (Photo by Franco Origlia/Getty Images) less 
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Getty Images | Photo By Mario Tama/Getty Images
Wed, Jan 22, 2014 6:00 PM EST