Earl Spencer has revealed he's in a new romance with the "brilliant archaeologist" Cat Jarman. Charles, who is the brother of the late Diana, Princess of Wales, shared that they first crossed paths when Dr Jarman came to excavate a Roman villa on his estate.The duo teamed up with Reverend Richard Coles and became hosts of the popular history podcast, The Rabbit Hole Detectives, which led them to pen a trivia book as a part of the series.