While there might be more competitive marathons in the world, there are few more popular than the New York City Marathon.
Runner's World named this event the favorite marathon of the United States and of the world.
The course goes through all five boroughs and gives runners and spectators a great scenic tour of one of the most beautiful cities on Earth.
Due to the race's worldwide popularity, many celebrities choose to compete to benefit various charities. These are the biggest names that will be running to make a difference on Sunday, November 4.