The 38th running of the Bolder Boulder 10K—one of Competitor’s must-do 10Ks—drew an estimated 50,765 participants to the streets
It's one of the largest races in the world—but that's not all.
Re-live the wild and wonderful 10K.
A clever bit of guerrilla marketing before the famous 10K race.
More than 46,000 runners finished the 2015 Bolder Boulder 10K on May 25.
One of the top 10Ks in the U.S. had strong American representation.
The 40-year-old once again showcased her mastery.
He hopes to do much better than his sub-par showing three years ago.
He will be competing on the American squad in the International Team Challenge.
By Linzay Logan After qualifying for the Boston Marathon and earning the chance to run one of the most famous marathons in the world, the