KATOOMBA, AUSTRALIA - APRIL 17: (NO UK SALES FOR 28 DAYS) Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge visit Echo Point in the Blue Moutains on April 17, 2014 in Katoomba, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Pool/Samir Hussein/WireImage)
