Marathons, 5K's and 10K's aren't the only kinds of running events. There are plenty of other running events that are just as serious and well-established. Check out this section to learn all about other running events.
How Green Running Events Work
All you need to run is a pair of good shoes and the open road. That said, the sport could be a lot more eco-friendly. How do the world's greenest running events toe the line?