The 3 suggested marathons are Thai Temples, London and New York, but these may be amended if the runner(s) have a desire to enter a particular race.
marathon | Boston Marathon | London Marathon | New York City Marathon | Triple J | Marathon | World Marathon Cup | United States Triple Crown of Thoroughbred Racing | triple jump | Triple Crown | Boston Marathon bombings | European Marathon Cup | Marathón | C.D. Marathón | Triple Entente | Chicago Marathon | Triple H | Triple Crown of Thoroughbred Racing | Marathon, Greece | 2010 London Marathon | Triple X Records | triple play | Triple J Hottest 100 | Toronto Marathon | Marathon world record progression | Marathon, Ontario | Marathon County, Wisconsin | Marathon County | Tokyo Marathon | Marathon 2: Durandal |