The Great Wall Marathon is an annual marathon race, traditionally held on the third Saturday of May along and on the Huangyaguan or Huangya Pass (), Tianjin section of the Great Wall of China East of Beijing. Since it first started in 1999, the race has grown to several hundred participants. A locally organized event offering a full selection of runs including a full marathon (42.2k), half marathon (21.1k), 10k, and 5k distances. Aside from the main marathon, a half marathon, 10 km and 5 km runs were also held until 2012. 2013 marked the debut of an 8.5 km "fun run", replacing the 5 and 10 km distances. The course is much tougher than traditional marathons with participants challenged by 5,164 stone steps and many steep ascents and descents.