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
Philadelphia Marathon 5 miles) companion race to the Philadelphia Marathon. This race follows a shorter loop of the marathon, starting off on the expansive Benjamin Franklin Parkway before taking a turn on the scenic banks of the Schuylkill River and Martin Luther King Drive. Each runner receives a T-shirt, a finisher medal and a finisher certificate (available online after the race). The Philadelphia Marathon, who collaborated with Green Mountain Energy partnered with the Mayor’s Office of Sustainability and the Mayor’s Office of Civic Engagement to turn the race into an eco-friendly sporting event. In 2007, the Marathon’s eco-friendly events began with recycling