They're known for a shared love of sport as well as a bit of healthy competition, so the Prince and Princess of Wales wasted no time in getting stuck into a mountain biking challenge on a trip to Scotland. Prince William and Kate Middleton, who are known as the Duke and Duchess of Rothesay when visiting Scotland, have been spending the day in Burghead, Moray and Inverness and looked thrilled at the chance to get competitive with each other again.