most likely soccer
They co-hosted the 2007 Asian Cup.
the Tour to France
Soccer
Daegu has hosted the 2011 IAAF Track and Field World Champions.
Guangzhou hosed the 2010 Asian Games.
1936 Berlin Olympics, when Jesse Owens embarrassed Hitler and the 3rd Reich...
Tokyo hosted the 1964 Summer Olympics as well as several matches from the 2002 FIFA World Cup.
Guangzhou hosted the 2010 Asian Games.
china
Edmonton has never hosted an Olympic Games, either Summer or Winter. It has hosted World Championships the Commonwealth Games and other international sporting events.
Holland, specifically the Netherlands, has hosted the Olympics once. The Summer Olympics were held in Amsterdam in 1928. Additionally, the Netherlands has hosted other international sporting events, but the 1928 Games remain its only Olympic hosting.
Some of the World Cup 2002 games