The marathon is the longest Olympic running race, where the athletes must run more than 27 miles.
The marathon is the only running event in the Olympics that is not held on the track.
The athletes run on roads.
The athletes may have drinks of water as they run.
There has been a men's marathon race at every Olympic Games since 1896.
The first Olympic women's marathon was at the Los Angeles Olympic Games in 1984.
You must be very fit and have a lot of stamina to run a marathon.
At the Sydney 2000 Olympic Games, the marathon will go from North Sydney to the Olympic Stadium at Homebush.
