A review of the nVidia 3D Vision kit. Check out the woman’s reaction at 6minutes, 10 seconds. That’s the closest anyone can get to describing the 3D effect to someone else!
Here’s a video review of the Nvidia 3D Vision. Unfortunately, there’s no way to show the effects to you on a 2D screen, so the part where they put the 3D glasses in front of the screen really don’t help!
Full details for getting the Nvidia 3D Vision system are here.