Races of 24 hours in duration are a yardstick in the sport of ultrarunning, having been contested for decades around the world, dating hack to the 1800s. Athletes in these events are seeking the answer to the question: h...
Races of 24 hours in duration are a yardstick in the sport of ultrarunning, having been contested for decades around the world, dating hack to the 1800s. Athletes in these events are seeking the answer to the question: h...