KELOWNA, CANADA - SEPTEMBER 27:  Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge visit the University of British Columbia on September 27, 2016 in Kelowna, Canada.  (Photo by Karwai Tang/WireImage)
WHITEHORSE, CANADA - SEPTEMBER 28:  (NO UK SALES FOR 28 DAYS) Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge visit the McBride Museum on September 28, 2016 in Whitehorse, Canada.  (Photo by Pool/Sam Hussein/WireImage)
WHITEHORSE, CANADA - SEPTEMBER 28:  (NO UK SALES FOR 28 DAYS) Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge visit Montana mountain Carcross on September 28, 2016 in Whitehorse, Canada.  (Photo by Pool/Sam Hussein/WireImage)