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Queen Elizabeth in Aqua Hat on Day One at Royal Ascot
Queen Elizabeth II and Prince Phillip attend Day One of Royal Ascot on June 15, 2010 in Ascot, England.
Stuart Wilson/Getty Images
Matching her hat to her ensemble as she usually does, Queen Elizabeth wore an aqua hat for the first day of the races at Royal Ascot. Wearing a hat to the horse races at Royal Ascot is a long-standing British tradition.