Prince William and Kate Middleton at Rideau Hall - 1 of 25 (Kate Middleton)

Prince William and Kate Middleton at Rideau Hall - 1 of 25
In This Photo: Kate Middleton
Prince William and Catherine, Duchess of Cambridge, plant a tree together at Rideau Hall, the official residence of the Canadian monarch and the Governor General of Canada. This is the third day of the royal couple's nine-day tour of Canada.
(July 2, 2011 - Source: Bauer Griffin)