BRAZIL / Rio de Janeiro / Mau‡ Square, located in the business district called Centro, has been closed for four years due to the re-qualification works and it was reopened in September 2015. The 15 concrete letters and symbol of the hashtag #CidadeOlimpica were decorated by 15 artist, in 15 different places of Rio de Janeiro. The Museu do Amanh‹ (Museum of Tomorrow) in the back was designed by the spanish architect Santiago Calatrava. © Lara Ciarabellini / Anzenberger