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The Prince of Wales and The Duchess of Cornwall arrive on Chelsea Pier during the Diamond Jubilee River Pageant on the River Thames in London, June 3, 2012 (Credit: AFP / Bethany Clarke)

The Prince of Wales and The Duchess of Cornwall arrive on Chelsea Pier during the Diamond Jubilee River Pageant on the River Thames in London, June 3, 2012 (Credit: AFP / Bethany Clarke)