Polytechnic Marathon Polytechnic Marathon The Polytechnic Marathon, often called the Poly, was a marathon held annually between 1909 and 1996, over various courses in or near London. It was the first marathon to be run regularly over the distance of 26 miles, 385 yards which is now the global standard. A total of eight world marathon bests were set in the Poly, including the first authenticated time under 2 hours, 20 minutes which had been regarded as the marathon equivalent of the four-minute mile. At the time of its demise in 1996, the Poly was Europe's oldest regular marathon. It had seen
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