Athletics at the 1908 Summer Olympics – Men's marathon view of the final yards, the direction of running was changed to "right-hand inside" (i.e. clockwise). This meant the distance in the stadium was shortened to , and the total distance became officially "about 26 miles plus 385 yards on the track". A modified version of the Polytechnic Harriers' April 1908 map was issued in June 1908 incorporating the changed ending and omitting the "Long Walk" start used for the Trial Marathon. This was published in the newspapers and in the official programme for the games. This distance (ignoring the word "about" in the phrase "about 26 miles plus 385
IAAF World Half Marathon Championships IAAF World Road Running Championships. Aside from the name change, the significant difference was the distance of the race, changing from a half marathon to a 20 kilometres road race. The 20 km race featured only at the 2006 edition, and the half marathon distance returned for the 2007 World Road Running Championships. On 29 November 2007, the IAAF announced that the name of the competition would revert to its original title of the IAAF World Half Marathon Championships, beginning with the 2008 IAAF World Half Marathon Championships in Rio de Janeiro, Brazil on 12 October 2008. This competition should