SYDNEY, AUSTRALIA - OCTOBER 25: Prince Frederik of Denmark and Princess Mary of Denmark attend the Premier's Reading Challenge at Five Dock primary school on October 25, 2013 in Sydney, Australia. Prince Frederik and Princess Mary will visit Sydney for five days and will attend events to celebrate the 40th anniversary of the Sydney Opera House and the Danish architect who designed the landmark, Jorn Utzen. (Photo by Brendon Thorne/Getty Images)
