 The 360° wrap-around theatre used nine 35mm Simplex X-L projectors, one for each of the film cameras, with each one projecting a 40° wide image onto a completely circular screen in order to produce a 360° view.The screens were in height, with a circumference, positioned above floor level.Twelve powerful stereo speakers were suspended above the top of the screens, and which played the English and French commentary, sound effects and an especially composed musical score.