2012 Olympic Marathon Course standard length for a marathon, and the 1908 marathon course was originally to have been 25 miles, passing through Uxbridge, Ruislip, Harrow-on-the-Hill before ending at the White City Stadium. It was extended to 26 miles and 385 yards (42.195 km) to avoid troublesome cobbles and tram lines, because of access restrictions at Windsor Castle and to improve visibility to the spectators, including Queen Alexandra, for the finishing stretch inside the stadium. This distance subsequently became the official length of the marathon. In 1948, London hosted the first Olympic Games to be held after World War II the "austerity games". The
Athletics at the 1920 Summer Olympics – Men's marathon Kolehmainen is recognized as having set a new world best with a time of 2:32:35.8 hours. Although the course distance was officially reported to be 42,750 meters/26.56 miles, the Association of Road Racing Statisticians estimated the course to be only 40 km. Athletics at the 1920 Summer Olympics – Men's marathon The men's marathon event was part of the track and field athletics programme at the 1920 Summer Olympics. The distance of this race was 42.75 kilometres. The competition was held on Sunday, 22 August 1920. 48 runners from 17 nations competed. The weather during the race has been described