To follow Chief's lead, here's a cool model shot. This pic IS upside down as ol' chief mentioned. See the strings? It's the same effect as the models in the tunnel leading into Space Mountain. If you don't know how it's done it goes like this:
They were hung upside down with a big reflective, concave disk behind them. The reflection was cast upon the glass in front of you and the image appeared to move as you went by. Low tech but future!