 The election of the host city took place at Bella Center on October 2 , 2009 , in Copenhagen , during the <unk> IOC Session . Rio de Janeiro was the third city to present plans to the IOC members , entering the Hall A of Bella Center at 12 : 05 ( <unk> ) with a delegation of 60 people , among bid leaders , government authorities and athletes . João Havelange made the opening speech and invited everyone to celebrate his centenary in Rio de Janeiro in 2016 . Carlos Arthur Nuzman was the next speaker , talking about experiences of the Olympic movement , and who introduced the iconic map of past Olympic host cities . Governor <unk> Cabral then spoke about projects related to security and transportation , followed by Henrique <unk> , who explained the economic situation of Brazil . Mayor Eduardo Paes was responsible for presenting the venues plan alongside Carlos Roberto Osório , while they were complemented by Olympic sailor Isabel Swan , who stated that the project had been made thinking on athletes . Swan cited the other athletes present in the <unk> : former football player <unk> , Paralympic swimmer Daniel <unk> and junior athlete <unk> <unk> . After that , President Luiz <unk> <unk> da Silva made a plea to bring the Games for the first time to South America , saying that was " time to light the Olympic cauldron in a tropical country " . Nuzman returned and concluded the presentation , which included a short film ( called <unk> ) by Academy Award nominated director Fernando <unk> , and a music video ( called <unk> ) with an English version of " <unk> <unk> " by <unk> Gil . 
