Ever stared up at the George Washington Masonic Memorial, one of Alexandria’s most distinctive landmarks, and wondered about what goes on inside? Given its masonic “heritage”, you probably couldn’t help but imagine that the place might hold some mysteries. The place does have a secret, and it comes in the form of a unique, start-up company-in-residence devoted largely to classical theater in the Greek style – Natural Theatricals. The group is staging its second…