Brazil spent billions renovating and building World Cup stadiums. Almost a year after the tournament ended, the nation is still trying to figure out what to do with them. The Mane Garrincha Stadium in Brasilia, Brazil (shown here in April 2014), was the most expensive of the stadiums — at a cost of $550 million — and is now being used as a bus parking lot. Eraldo Peres/AP hide caption

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Decathlon gold medalist Bruce Jenner throws the javelin during an Olympic competition in Montreal on July 30, 1976. AP hide caption

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A man watches sports broadcast on screens at a sports book owned and operated by CG Technology in Las Vegas. CG Technology is asking the Nevada Gaming Control Board to allow betting on the Olympics. John Locher/AP hide caption

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Boston is in the running to host the 2024 Olympics. walknboston/Flickr hide caption

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Italian military police officers stand in front of anti-Olympics demonstrators in February 2006 in Turin, Italy, on the eve of the opening ceremony of the 2006 Winter Games. Paco Serinelli/AFP/Getty Images hide caption

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American sibling skaters Ronald and Vivian Joseph perform the "death spiral" on Oct. 26, 1963, at the World Championships. The International Olympic Committee announced this week that the Josephs, who originally placed fourth in the 1964 Winter Games in Innsbruck, Austria, were in fact the bronze medalists. Bill Peters/Denver Post via Getty Images hide caption

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