We???re sure you???ve heard of the wildly popular PBS series by now... so here???s some trivia about the show you might not have heard: ?? It costs one million pounds to make each episode; that???s 22 million pounds to date! ?? Dresses worn by the ladies of Downton Abbey have been worn previously on the big screen, by such actresses as Uma Thurman and Catherine Zeta-Jones. ?? A protocol expert is