Marathon world record progression races were first held in 1896, but the distance was not standardized by the International Association of Athletics Federations (IAAF) until 1921. The actual distance for pre-1921 races frequently varied slightly from the present figure of 42.195 km (26 miles 385 yards). In qualifying races for the 1896 Summer Olympics, Greek runners Charilaos Vasilakos (3:18:00) and Ioannis Lavrentis (3:11:27) won the first two modern marathons. On April 10, 1896, Spiridon Louis of Greece won the first Olympic marathon in Athens, Greece in a time of 2:58:50; however, the distance for the event was reported to be only 40,000 meters. Three
2012 Olympic Marathon Course distances relative to the lap start point of various prominent landmarks passed on the route are shown in the table below: When London submitted its bid for the Olympic Games in 2004, the bid chairman Sebastian Coe said: "The marathon course has been designed to include as many of the city's landmarks as possible". Although the final route is different from the one proposed in the bid, it still passes many notable landmarks. Originally the route was planned to start at Tower Bridge, run through Tower Hamlets and finish at the Olympic Stadium. It would have had a 580 m