Residents walk along the Sitie Ecological Park in the Vidigal slum in Rio de Janeiro, Brazil, June 2, 2015. The Park, that is a reforestation, agriculture and recycling project, was built after ... more 
Residents walk along the Sitie Ecological Park in the Vidigal slum in Rio de Janeiro, Brazil, June 2, 2015. The Park, that is a reforestation, agriculture and recycling project, was built after removing 16 tons of garbage which people had piled up above the hill, according to the founder Brazilian Mauro Quintanilla. REUTERS/Pilar Olivares less 
1 / 30
Reuters | Photo By PILAR OLIVARES / REUTERS
Tue, Jun 2, 2015 6:18 PM EDT