London was the host city for the 2012 Summer Olympics.
London will host the 2012 Olympics
The 2012 Summer Olympics will be hosted in London, England.
Rio de Janeiro Brazil will be the host city of the 2016 Summer Olympics. The only 2012 Olympics will be the London 2012 Summer Olympics
London hosted them
London, England. London also hosted the 1948 Summer Olympics and is scheduled to host the 2012 Summer Olympics.
London, Great Britain
United Kingdom, London.
London is hosting in 2012