Old Woman and Young Lady Illusion, the original

The picture originates from 1888 in Germany & was first seen public ally on a postcard for the “Anchor Buggy Co” with a caption that reads “You see my wife, but where is my mother in Law?”
The illusion plays on what is called Perceptual Ambiguity, looking at certain regions of the image your mind will [...]

Fractal waves . Math illusion

On the image above we see artwork “The Great Wave off Kanagawa” by Japanese artist Hokusai, which was published in 1832 as the first in Hokusai’s series 36 Views of Mount Fuji. It depicts an enormous wave threatening boats near the Japanese prefecture of Kanagawa; Mount Fuji can be seen in the background. The [...]

Stereo animated 3D optical illusions

If you are a fan of stereo animated gifs that let you see images in 3D, partially because I never had succes seeing stereograms with hidden messages. These are easy to observe, and the effect is extraordinary! I’m sure you’ll adore these as well.
Which one did you like the best? My favorites [...]