Summer Olympic Games demand for tickets to all levels of each event, there was controversy when seats set aside for sponsors and National Delegations went unused in the early days. A system of reallocation was put in place so the empty seats were filled throughout the Games. Rio de Janeiro, Brazil hosted the 2016 Summer Olympics, becoming the third city in the Southern Hemisphere to host the Olympic Games after Melbourne, Australia, in 1956 and Sydney, Australia, in 2000, and the first South American city to host the Olympics. The preparation for these Games was overshadowed by controversies, including the instability of Brazil's
Olympic symbols Rio de Janeiro, Brazil, and has since then been passed on to the next organizing city of the Summer Olympics, Tokyo. For the inaugural Youth Olympic Games, an Olympic flag was created for the junior version of the Games. The flag is similar to the Olympic flag, but has the host city and year on it and was first presented to Singapore by IOC President Jacques Rogge. During the closing ceremony on 26 August 2010, Singapore officials presented it to the next organizing committee, Nanjing 2014. For the inaugural winter Youth Olympic Games, an Olympic flag was presented to the