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
Youth Olympic Games also youth around the world and inhabitants of the host city and surrounding regions. To this end a Culture and Education Program (CEP) will be featured at each Games. The first CEP at the 2010 Singapore Games featured events that fostered cooperation amongst athletes of different nations. It had classes on topics ranging from health and fitness to the environment and career planning. Local students from Singapore made booths at the World Culture Village that represented each of the 205 participating National Olympic Committee. The Chat with Champions sessions were the most popular portion of the program. Participants were invited