The General Electric (GE) stock may not have been performing well, but their researchers are outstanding. First, you should check out the video:
to see what this is all about (3 dimensional, 4 dimensional?). This is totally amazing, and has been referred to as Web 4.0.
Then if you want to do it yourself, go to GE's augmented reality web site, where it has another video and shows you what to do to see it with your own computer. You will need to print out a page, you need to have your webcam and sound turned on, etc.