The first Olympic drug testing took place at the 1968 Winter Olympics in Grenoble, France. The IOC began testing for narcotics and…

East Germany operated a systematic state-sponsored doping program from the 1960s to 1980s, giving thousands of athletes…

Russia was banned from international athletics competition in 2015 after revelations of widespread state-sponsored doping. Russian athletes…

The World Anti-Doping Agency (WADA) was established in 1999 in response to the Festina scandal. It was created to coordinate the fight…

Marion Jones became the first woman to win five track-and-field medals at a single Olympics in 2000, but was stripped of all medals in 2007…

Denver is the only city to reject hosting the Olympics after winning the bid, forcing the 1976 Winter Games to move to Innsbruck.

George Eyser won six gymnastics medals at the 1904 Olympics, an extraordinary feat made more impressive by his wooden leg.

When Innsbruck lacked snow, soldiers scaled mountains and manually transported 50,000 cubic yards of snow to save the Games.

Ice sports debuted at Summer Olympics - figure skating in 1908 and ice hockey in 1920 - before moving to Winter Games.

The Olympic gold medal is one of the most coveted prizes in sport — but it has not been made of solid gold since the 1912 Stockholm Games.…