Summer Olympic Games when Tokyo again becomes host city. Historically, the Summer Olympics has been held predominantly in English-speaking countries and European nations. Tokyo will be the first city outside these regions to have hosted the Summer Olympics twice; it will also be the largest city ever to have hosted the Games, having grown considerably since 1964. The 2016 Games in Rio de Janeiro, Brazil, were the first Summer Olympics to be held in South America and the first that were held during the local winter season. The only two countries in the Southern Hemisphere to have hosted the Summer Olympics have been
Youth Olympic Games than their senior equivalents. The most recent Summer YOG was the 2018 Summer Youth Olympic Games of Buenos Aires. The next Winter YOG to take place will be the 2020 Winter Youth Olympic Games of Lausanne while the 2022 Summer Youth Olympics will take place in Dakar. The concept of the Youth Olympic Games came from Austrian industrial manager Johann Rosenzopf in 1998. This was in response to growing global concerns about childhood obesity and the dropping participation of youth in sport activities, especially amongst youth in developed nations. It was further recognized that a youth version of the Olympic