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14 Photos Of The Iconic Bolder Boulder 10K

Thousands upon thousands of runners took part in the iconic Bolder Boulder 10K this past Memorial Day weekend.

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Thousands upon thousands of runners took part in the iconic Bolder Boulder 10K this past Memorial Day weekend. With nearly 50,000 finishers and an equally packed stadium, the race brings a stellar elite field—and perhaps even more amazing costumes along the way. Check out some photos from the beautiful day in Boulder, Colo. Photos: Steve Godwin