Summer Olympic Games federal government; the country's economic crisis; health and safety concerns surrounding the Zika virus and significant pollution in the Guanabara Bay; and a state-sponsored doping scandal involving Russia, which affected the participation of its athletes in the Games. Tokyo, Japan will host the 2020 Summer Olympics, making it the first Asian city to host the Olympic Games twice. Forty-two sports, spanning 55 disciplines, have been part of the Olympic program at one point or another. Twenty-eight sports have comprised the schedule for three of the recent games, 2000, 2004, and 2008 Summer Olympics. Due to the removal of baseball and
Summer Olympic Coins (2000–present) right side a symbol of the Belgian Olympic Committee, in the center an analog of the Olympic flambeau, which will constantly burn during the Olympic Games, and on the left side symbols of the Olympic disciplines: cycling, hockey, athletics and tennis can be seen. Summer Olympic Coins (2000–present) In 1951, the government of Finland authorized the striking of the first modern Olympic coin, a 500 Markka. At first, the coins circulated as currency in the issuing country and the mintages were high. In borrowing from the traditions of ancient Greece, the coins were a memento of the 1951 Games, and