 It has become a speciality of Prague, where many theatres use it.The distinctive characteristics of "black theatre" are the use of black curtains, a darkened stage, and "black lighting" (UV light), paired with fluorescent costumes in order to create intricate visual illusions.This "black cabinet" technique was used by Georges Méliès, and by theatre revolutionary Konstantin Stanislavski (especially in his production of "Cain").