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The Mall remains empty of traffic after a military dress rehearsal for the wedding of Prince William and Catherine Middleton on April 27, 2011, in London.
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A Scots Guards officer, right, makes checks during a military dress rehearsal for the wedding of Prince William and Catherine Middleton in The Mall on April 27, 2011, in London.
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Westminster Bridge is empty of traffic as road closures take effect during a military dress rehearsal for the royal wedding on April 27, 2011.
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A police officer stands guard outside Westminster Abbey during a military dress rehearsal for the wedding of Prince William and Catherine Middleton on April 27, 2011, in London.
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A royal fan sits outside his tent at Westminster Abbey on April 27, 2011, as he watches a military dress rehearsal for the wedding of Prince William and Catherine Middleton.
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A mounted officer waits outside Westminster Abbey during a military dress rehearsal for the wedding of Prince William and Catherine Middleton on April 27, 2011, in London.
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A policeman walks on The Mall in sight of Buckingham Palace before the start of a military dress rehearsal for the wedding of Prince William and Catherine Middleton on April 27, 2011.
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Sailors of the Royal Navy line the route outside Westminster Abbey during a military dress rehearsal for the royal wedding on April 27, 2011.
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A sailor looks to the sky as he stands guard outside Westminster Abbey during a military dress rehearsal for the wedding of Prince William and Catherine Middleton on April 27, 2011.
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Royal fan Terry Hutt sits outside his tent at Westminster Abbey as he watches a military dress rehearsal for the wedding of Prince William and Catherine Middleton.
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Scots Guards stand on duty in The Mall during a military dress rehearsal for the wedding of Prince William and Catherine Middleton on April 27, 2011, in London.
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The Union Flag flies in front of Big Ben during a military dress rehearsal for the wedding of Prince William and Catherine Middleton on April 27, 2011 in London.
