Vienna City Marathon was created in 1984.
Gaborone City Marathon was created in 2010.
Helsinki City Marathon was created in 1980.
Milano City Marathon was created in 2000.
Quebec City Marathon was created in 1998.
New York City Marathon was created in 1970.
America's Finest City Half Marathon was created in 1978.
Marathon was a city-state. and it's 24 miles.
Singapore Marathon was created in 1982.
Utrecht Marathon was created in 1978.
Nottingham Marathon was created in 1981.
Lisbon Marathon was created in 1986.