About Property:

The Bolder Boulder is an annual 10-kilometer road race in Boulder, Colorado. The origin of the name is unknown. The most recent race featured over 54,000[1] runners, walkers, and wheelchair racers, making it the largest race in the US in which all participants are timed[2] and the fifth largest road race in the world.[3] It has one of the largest non-marathon prize purses in road racing. [4]