
customary units are derived, that is 31.0686 miles. But in Imperial or English units, from which U.S. Yes, 50 kilometers is a good, round number for a race, especially if you love both running and the metric system. When registration for the MCM 50K opened, all 1,700 slots sold out in less than an hour, Goldman said. “Ultramarathons are a way for those who have accomplished the goal of running a marathon to continue to run with the Marines, but with a new challenge,” he said. Marine Corps Marathon spokesman Marc Goldman said that there has been an interest in runners to go beyond the marathon distance to continue to challenge themselves. Why would you want to run an ultramarathon?.


The 44th Marine Corps Marathon debuts an ultramarathon this year, the MCM 50K race. Business & Finance Click to expand menu.
