The 2016 Summer Olympics took place in Brazil.
2016 Summer Olympics . The host city Rio de Janeiro was announced at the 121st IOC Session in Copenhagen , Denmark , on 2 October 2009 . Host country Brazil won seven gold medals , its most at any single Summer Olympics , finishing in thirteenth place . Rio de Janeiro ( [ ˈriːoʊ_di_ʒəˈnɛəroʊ , _ - deɪ_ʒə - , _ - də_dʒə - ] [ ˈʁi.u d ( ʒi ) ʒɐˈnejɾu ] ; River of January ) , or simply Rio , is the second-most populous municipality in Brazil and the sixth-most populous in the Americas .