Sailing at the 2004 Summer Olympics the racing was organized at the Agios Kosmos Marina at the coastal area of Southern Attica some 14 km south of Athens city centre and close to the old airport. This harbor was built in the 1960s but for the 2004 Summer Games it was completely reconstructed to form the Agios Kosmas Olympic Sailing Centre. The Agios Kosmas Olympic Sailing Centre was completed on 31 January 2004. On clear day the Acropolis could be seen from the course areas. During the 2004 Summer Olympics sixty one countries competed in the Olympic sailing regattas. Australia, France, Italy, Great Britain, Greece, Spain
Summer Olympic Games when Tokyo again becomes host city. Historically, the Summer Olympics has been held predominantly in English-speaking countries and European nations. Tokyo will be the first city outside these regions to have hosted the Summer Olympics twice; it will also be the largest city ever to have hosted the Games, having grown considerably since 1964. The 2016 Games in Rio de Janeiro, Brazil, were the first Summer Olympics to be held in South America and the first that were held during the local winter season. The only two countries in the Southern Hemisphere to have hosted the Summer Olympics have been