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
AAU Junior Olympic Games AAU Junior Olympic Games The AAU Junior Olympic Games are the pinnacle competitions held annually by the US Amateur Athletic Union. The AAU Junior Olympic Games are known as the largest national multi-sport event for youth in the United States. It has become the showcase event of the AAU Sports Program. Recent hosts include Des Moines, Iowa; Greensboro, North Carolina; Hampton Roads, Virginia; Houston, Texas; and Detroit, Michigan in 2017. The AAU is one of the largest, non-profit, volunteer sports organizations in the country. As a multi-sport organization, the AAU is dedicated exclusively to the promotion and development of amateur