More than a decade after their fairytale wedding, the Prince and Princess of Wales are stronger than ever. The couple have weathered many storms - from Kate's cancer diagnosis to Prince Harry's swipes at the royals - but it has only served to unite them further. There was, however, a time that William had to keep a secret from his wife - and it was life-changing.

William and Kate were together for ten years before the Prince decided to pop the question. The happy couple announced their engagement in November 2010, and in an interview with ITV's Tom Bradby , shared details of the romantic Kenyan holiday during which William proposed with his late mother Princess Diana 's sapphire engagement ring. The Prince explained at the time: "It is the place my father took my brother and me shortly after our mother died.

And when deciding where best to propose to Catherine, I could think of no more fitting place than Kenya to get down on one knee." William then revealed that he had secretly been carrying the iconic ring , made by royal jeweller Garrard, in a backpack for a whole three weeks - without Kate finding out. He joked: "I knew if this thing disappeared, I'd be in a lot of trouble".

William and Kate 's love story started when they met as students at St Andrews university . They initially started out as friends - they were on the same history of art course, lived only a few doors from each other in an accommodation block, and shared a love of sport and fitness. And their relationsh.