YELLOWKNIFE, NT - JULY 05: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge attend a session of Youth Parliament at the Legislative Assembly on July 5, 2011 in Yellowknife, Canada. The newly married Royal Couple are on the sixth day of their first joint overseas tour. The 12 day visit to North America is taking in some of the more remote areas of the country such as Prince Edward Island, Yellowknife and Calgary. The Royal couple started off their tour by joining millions of Canadians in taking part in Canada Day celebrations which mark Canada's 144th Birthday. (Photo by Chris Jackson-Pool/Getty Images)
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Chris Jackson Collection Chris Jackson

YELLOWKNIFE, NT - JULY 05: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge attend a session of Youth Parliament at the Legislative Assembly on July 5, 2011 in Yellowknife, Canada. The newly married Royal Couple are on the sixth day of their first joint overseas tour. The 12 day visit to North America is taking in some of the more remote areas of the country such as Prince Edward Island, Yellowknife and Calgary. The Royal couple started off their tour by joining millions of Canadians in taking part in Canada Day celebrations which mark Canada's 144th Birthday. (Photo by Chris Jackson-Pool/Getty Images)
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Chris Jackson Collection Chris Jackson

YELLOWKNIFE, NT - JULY 05: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridgesign the visitors book as they attend a session of Youth Parliament at the Legislative Assembly on July 5, 2011 in Yellowknife, Canada. The newly married Royal Couple are on the sixth day of their first joint overseas tour. The 12 day visit to North America is taking in some of the more remote areas of the country such as Prince Edward Island, Yellowknife and Calgary. The Royal couple started off their tour by joining millions of Canadians in taking part in Canada Day celebrations which mark Canada's 144th Birthday. (Photo by Chris Jackson-Pool/Getty Images)
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Chris Jackson Collection Chris Jackson

YELLOWKNIFE, NT - JULY 05: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge attend a session of Youth Parliament at the Legislative Assembly on July 5, 2011 in Yellowknife, Canada. The newly married Royal Couple are on the sixth day of their first joint overseas tour. The 12 day visit to North America is taking in some of the more remote areas of the country such as Prince Edward Island, Yellowknife and Calgary. The Royal couple started off their tour by joining millions of Canadians in taking part in Canada Day celebrations which mark Canada's 144th Birthday. (Photo by Chris Jackson-Pool/Getty Images)
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Chris Jackson Collection Chris Jackson

YELLOWKNIFE, NT - JULY 05: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge attend a session of Youth Parliament at the Legislative Assembly on July 5, 2011 in Yellowknife, Canada. The newly married Royal Couple are on the sixth day of their first joint overseas tour. The 12 day visit to North America is taking in some of the more remote areas of the country such as Prince Edward Island, Yellowknife and Calgary. The Royal couple started off their tour by joining millions of Canadians in taking part in Canada Day celebrations which mark Canada's 144th Birthday. (Photo by Chris Jackson-Pool/Getty Images)
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Chris Jackson Collection Chris Jackson