Mexico City, Mexico hosted the 1968 Summer Olympics.
London, England. London also hosted the 1948 Summer Olympics and is scheduled to host the 2012 Summer Olympics.
Seoul hosted the 1988 Summer Olympic games.
Athens
Montreal
Athens, Greece, hosted the 1896 Summer Olympics, which was the first official olympic games. Paris, France, hosted the 1924 Summer Olympics. Berlin, Germany, hosted the 1936 Summer Olympics. Rome, Italy, hosted the 1960 Summer Olympics. Tokyo, Japan, hosted the 1964 Summer Olympics. Montreal, Canada, hosted the 1976 Summer Olympics. Seoul, South Korea, hosted the 1988 Summer Olympics. Barcelona, Spain, hosted the 1992 Summer Olympics. Atlanta, United States, hosted the 1996 Summer Olympics. Beijing, China, hosted the 2008 Summer Olympics.
Sydney, Australia was the host city for the 2000 Summer Olympics.
There was no Summer Olympics in 1966. 1964 was hosted by Tokyo, Japan and 1968 games were hosted by Mexico City, Mexico.
Barcelona.
Barcelona
Paris, France.
Tokyo