An absolute amazing space vortex, ride your spacesurf board acros this vortex, this is really moving in 3D, refer to video ... and enjoy!!!!!!!!
Note this is a room: add your own space-ships ^^ its a little dificult to place in it but once you get practice its not so hard
This room has a real "hard" 3d , so be sure your computer has a good 3d card to use this room