With some modifications to the original NES, an octagon of controllers and several projectors, these Disney researchers covered the walls with classic 8-bit games. One game controller is active at a time, up to eight people can play as the game controllers cycle through. They can change according to game position on the screen or after a fixed amount of time.
This graphic shows that with this setup, it can be played with a virtual reality display as well.
via arstechnica