Summer Olympic Games team events. American swimmer Michael Phelps set a record for gold medals at a single Games with eight, and tied the record of most gold medals by a single competitor previously held by both Heiden and Scherbo. Another major star of the Games was Jamaican sprinter Usain Bolt, who became the first male athlete ever to set world records in the finals of both the 100 and 200 metres in the same Games. Equestrian events were held in Hong Kong. London held the 2012 Summer Olympics, becoming the first city to host the Games three times. In his closing address
1952 Summer Olympics highlighted on earth. 1952 Summer Olympics The 1952 Summer Olympics (; ), officially known as the Games of the XV Olympiad, were an international multi-sport event held in Helsinki, Finland from July 19 to August 3, 1952. Helsinki had been earlier selected to host the 1940 Summer Olympics, which were cancelled due to World War II. It is the northernmost city at which a summer Olympic Games have been held. These were the first games to be held in a non-Indo-European language speaking country. It was also the Olympic Games at which the most number of world records were broken