Buckingham, who is in the middle of a 10-year multimillion dollar restoration, has shared a behind the-scenes look at the royal family's iconic balcony appearances in new video, with Prince William, Kate Middleton, their kids and other royals enjoying the celebrations.Sophie, Duchess of Edinburgh,... Buckingham, who is in the middle of a 10-year multimillion dollar restoration, has shared a behind the-scenes look at the royal family's iconic balcony appearances in new video, with Prince William, Kate Middleton, their kids and other royals enjoying the celebrations.Sophie, Duchess of Edinburgh,...