My son, Robby, went to a recent showing of Spy Kids — 3D (with his niece and sister) and brought back one of those red and blue 3D glasses that you need to view these pictures. My good fortune. I hope you have the same good fortune because these old 3D images are amazing. The site does tell you where you can by some of these 3D glasses. Now to find more...

3-D virtual promenade

  thanks to Solipsistic