Buckingham Palace's secret pool built as a surprise for Princess Maragret and Queen Elizabeth II has been around since the 1930s. Discover everything there is to know about the pool King Charles learned to swim in
Royals' secret swimming pool: Inside the Queen's home Buckingham Palace where Prince Charles, Prince William, Kate Middleton, Princess Charlotte and more royals swim.
10 facts about the secret swimming pool loved by Prince George, Princess Charlotte and Prince Louis msn.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from msn.com Daily Mail and Mail on Sunday newspapers.