Why the Bolder Boulder 10K Should Be on Your Bucket List
It's one of the largest races in the world—but that's not all.
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









