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2012 Olympic Games - Closing Ceremony

Fireworks explode over the stadium during the Closing Ceremony on Day 16 of the London 2012 Olympic Games at Olympic Stadium on August 12, 2012 in London, England. (Photo by Mike Hewitt/Getty Images)

A look back at the London Olympics

A look at some of the most memorable photos from the London 2012 Olympics. -- By Carla Thorpe, Yahoo! Sports