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(L-R) Sharon Johnston, Governor General of Canada David Johnston, Crown Prince Haakon and his wife Crown Princess Mette-Marit of Norway are presented with a shovel by the Manager of Grounds and Green Houses, Mark Burleton during the Royal visit to Rideaul Hall in Ottawa, Ontario, November 7, 2016. The shovel was used during the planting of the oak tree by King Harald V and Queen Sonja of Norway during a May 8, 2002 visit. Crown Prince Haakon and HRH Crown Princess Mette-Marit will be visiting Ottawa, Toronto, and St. Johns Newfoundland in a state visit from November 7-10. / AFP / Lars Hagberg (Photo credit should read LARS HAGBERG/AFP/Getty Images)

(L-R) Sharon Johnston, Governor General of Canada David Johnston, Crown Prince Haakon and his wife Crown Princess Mette-Marit of Norway are presented with a shovel by the Manager of Grounds and Green Houses, Mark Burleton during the Royal visit to Rideaul Hall in Ottawa, Ontario, November 7, 2016. 
The shovel was used during the planting of the oak tree by King Harald V and Queen Sonja of Norway during a May 8, 2002 visit. Crown Prince Haakon and HRH Crown Princess Mette-Marit will be visiting Ottawa, Toronto, and St. Johns Newfoundland in a state visit from November 7-10.  / AFP / Lars Hagberg        (Photo credit should read LARS HAGBERG/AFP/Getty Images)