The 1904 Olympic marathon is widely remembered as the worst marathon in history.^[1]

Every year since 2005, a half marathon, marathon and a 100K run take place in Antarctica.^[1]

Since age 56 she has won two bodybuilding titles, as well as run nine marathons.^[1]

The 'world's smallest target' is in Marathon, Texas which has a population of just over 400.^[1]