I don't run marathons 
A marathon is 26 miles. That is way too long for me.  I would be lucky to run 26 feet.
Really?
The marathon  was o ne of the original Olympic events, started in 1896
Ok. Where was it?
just fought), which took place in August or September, 490 BC. It is said that he ran the entire distance without stopping and burst into the assembly, exclaiming ("nenikēkamen", "we have won!"), before collapsing and dying. The account of the run from Marathon to Athens first appears in Plutarch's "On the Glory of Athens" in the 1st century AD, which quotes from Heraclides Ponticus's lost work, giving the runner's name as either Thersipus of Erchius or Eucles.
Marathon
The marathon is a long-distance race with an official distance of 42.195 kilometres (approximately 26 miles 385 yards), usually run as a road race. The event was instituted in commemoration of the fabled run of the Greek soldier Pheidippides, a messenger from the Battle of Marathon to Athens, who reported the victory. The marathon can be completed by running or with a run/walk strategy. There are also wheelchair divisions.
The marathon was one of the original modern Olympic events in 1896, though the