2014 Summer Youth Olympics host city held in an IOC Session. The elections for the host cities of the 2010 Summer Youth Olympics and 2012 Winter Youth Olympics were done through postal votes by IOC members. Like other Olympic events, the 2014 Summer Youth Games has its own logo. The logo consists of three parts. The colorful "NANJING" reflects the image of the gate of Nanjing and the features of some Jiangnan houses. The various colors symbolize youths' energetic spirit. All of the venues are located in four zones within Nanjing. All venues with the exception of the cycling road, sailing, and triathlon venues,
2018 Summer Youth Olympics the 2018 Summer Youth Olympics was held at the Obelisco de Buenos Aires on 6 October 2018 at 20:00 (8 PM) Argentina Time. The 2018 Summer Youth Olympics featured 239 events in 32 sports. These were the demonstration sports in the games: The schedule for the 2018 Summer Youth Olympic Games was released on 9 May 2018, exactly 150 days before the starting of the games on its official website. The closing ceremony of the 2018 Summer Youth Olympics was held at the Youth Olympic Village on 18 October 2018. The Olympic flag was handed over to the next host