��������pk10

The launch of Financial Times and Google's "Hidden cities Rio" campaign coincides with the start of the Olympics Games.

The immersive documentary, with reporting and voiceover by Brazil correspondent Samantha Pearson, explores the social dynamics and physical landscape of Rio de Janeiro’s favelas.

The content is free to access on the and uses Google Cardboard, which will be distributed with the paper on 6 August, to give a virtual-reality experience on mobile.