Why the Bolder Boulder 10K Should Be on Your Bucket List

The Bolder Boulder 10K is one of the biggest running races in the world. Held on Memorial Day every year since 1979, it is one of the largest and most spirited races in the U.S. Here are a few reasons to put it on your bucket list.

VIDEO: The Sights and Sounds of the Bolder Boulder 10K

PHOTOS: 30 Great Images from the 2015 Bolder Boulder 10K


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