As members of the royal family, Princess Diana, Prince William, and Prince Harry had their pick of vacation spots all around the world, but only a very select few got the royal seal of approval. Their chosen destinations varied wildly from Caribbean ultra-luxe to quaint pockets of quintessential British-ness, and fiercely-protected private properties to public free-for-alls. William and Harry have their own favorite spots now they're grown, but where did they used to go with their mom?