Long-distance running only the placing is of importance. Other less popular variants such as fell running, trail running, mountain running and tower running combine the challenge of distance with a significant incline or change of elevation as part of the course. Multisport races frequently include endurance running. Triathlon, as defined by the International Triathlon Union, may feature running sections ranging from five kilometres (3.1 mi) to the marathon distance (42.195 kilometres, or 26 miles and 385 yards), depending on the race type. The related sport of duathlon is a combination of cycling and distance running. Previous versions of the modern pentathlon incorporated
Athens Classic Marathon point for both the 1896 and 2004 Olympic marathons. In 1982, the organisers dedicated the race to Grigoris Lambrakis, an athlete and Member of the Greek Parliament, whose murder in the 1960s has become an inspirational cause for advocates of human rights. Since 2007 the Association of International Marathons and Distance Races has organised an annual International Marathon Symposium in Marathon town the day prior to the race. Taking from the tradition of the Olympic Torch, the race features the Marathon Flame, which is lit at the Tomb of the Battle of Marathon and carried to the stadium in Marathon