HISTORY YOU NEVER KNEW: Queen Elizabeth II's Best Friend Died At 'Downton Abbey' on 9/11

Henry Herbert, the 7th Earl of Carnarvon, left, also known as "Porchey" was Queen Elizabeth II's closest friend. He died at his home, Highclere Castle, right, on September 11, 2001. The castle later became famous as the setting of the hit TV series Downton Abbey

You might have heard of the popular TV series Downton Abbey. The period drama starring Dame Maggie Smith, Hugh Bonneville, Rose Leslie, and Elizabeth McGovern became an unexpected hit in the 2010s, won numerous awards, and spawned two feature films. The series tells the story of the English noble family the Crawleys headed by Robert, Lord Grantham, and …