The US Open Polo Championship™ is considered one of the three most important tournaments in the world. Established in 1904, the 2009 US Open Polo Championship™ was played again this year at the International Polo Club Palm Beach, making it a six time host. Seven teams entered the tournament and the field promised to be one of the most competitive in the tournament’s history. Historically, the US Open Polo Championship has always been the grand prize of polo in North America.