EDINBURGH, UNITED KINGDOM - SEPTEMBER 19: Sophie, Countess of Wessex and a team are waved off by Prince Philip, Duke of Edinburgh and Prince Edward, Earl of Wessex as they depart the Palace of Holyroodhouse as they begin their Diamond Challenge on September 19, 2016 in Edinburgh, Scotland. The Countess of Wessex will cycle from, Edinburgh to Buckingham Palace, London in support of The Duke of Edinburgh's Award in its 60th year. (Photo by Jeff J Mitchell/Getty Images)
