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
Monumental Marathon Just over 1,100 runners completed the inaugural running of the race, while almost 2,000 completed the race the following year. The Monumental Half Marathon is run concurrently to the full marathon. The two races follow identical routes for the first six or so miles, split, then re-converge for the last three miles of the course. Nearly 3,000 runners completed the half marathon in 2009. Beginning in 2010, a 5k race was offered as well. "A beautiful place to set your pace" is the tagline of the Monumental Marathon. The course for the Monumental Marathon begins and ends near the Indiana