Starting at Tian'anmen Square and finishing at the National Olympic Sport Centre, the Beijing International Marathon is one of the world's top ten races. Spectators line the streets to cheer on thousands of runners and television viewers top 100 million.
All races start from Tian'anmen Square and head west, before turning north then back east, where the half marathon ends. The full marathon goes on to end at the National Olympic Sports Centre, at the southern end of the Olympic Park.
