Hats and horses: UK's annual Royal Ascot race

Dubai ruler Sheikh Mohammed bin Rashid Al Maktoum among the crowds at 300th edition of royal horse race
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Dubai ruler Sheikh Mohammed bin Rashid Al Maktoum looks on in the parade ring on the opening day of Royal Ascot at Ascot Racecourse on June 14, 2011 in Ascot, United Kingdom (Getty Images)
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Queen Elizabeth II arrives in a horse drawn carriage for the opening day of Royal Ascot at Ascot Racecourse on June 14, 2011 in Ascot, United Kingdom (Getty Images)
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Race-goers look on the first day of the annual Royal Ascot horse racing event near Windsor, Berkshire on June 14, 2011. The five-day meeting is one of the highlights of the global horse racing calendar (AFP/Getty Images)
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A man chats to a group of girls on day one at Royal Ascot on June 14, 2011 in Ascot, England. The five-day meeting is one of the highlights of the horse racing calendar, with 2011 marking the 300th anniversary of the annual event. Horse racing has been held at the famous Berkshire course since 1711 (Getty Images)
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Anneka Tanaka-Svenska wears a hat created by Louis Mariette on the opening day of Royal Ascot at Ascot Racecourse on June 14, 2011 in Ascot, England (Getty Images)
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A race goer wearing an elaborate hat is pictured on the first day of the annual Royal Ascot horse racing event near Windsor, Berkshire, west of London, on June 14, 2011 (AFP/Getty Images)
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A lady in a floral hat is photographed as she arrives for the opening day of Royal Ascot at Ascot Racecourse on June 14, 2011 in Ascot, United Kingdom. (Getty Images)
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Top hats and tails remain compulsory in parts of the course while a daily procession of horse-drawn carriages brings the Queen to the course (Getty Images)
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Princess Beatrice and Princess Eugenie (R) arrive in a horse drawn carriage for the opening day of Royal Ascot at Ascot Racecourse on June 14, 2011 in Ascot, United Kingdom (Getty Images)
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Model Danielle Bux arrives for the opening day of Royal Ascot at Ascot Racecourse on June 14, 2011 in Ascot, United Kingdom (Getty Images)