An ultramarathon is any race longer than 42 kilometers. Races can range anywhere from 50 to over 4,000 kilometers. But one of the more common lengths covers about 100 kilometers and takes ...
High winds and freezing rain hit participants in the 100km (60-mile) ultramarathon in the Yellow River Stone Forest, a tourist site in Gansu province, on Saturday. The race was halted when some of ...