(34 votes)
Roman Centurions would be puzzled with this columns if they saw them. How many columns are there?
(119 votes)
Concentrate on the four dots in the middle of the picture for about 30 seconds. Then close your eyes, or look up toward the ceiling. Within seconds you will see an image. Continue looking at the image…What Do You See?? Is it a heavenly sign?
(45 votes)
The squares marked A and B are the same shade of gray, yet they appear different. Read inside this article to get proof and explanation why this illusion occurred. Proof: By joining the squares marked A and B with two vertical stripes of the same shade of gray, it becomes apparent that both squares are [...]
(74 votes)
This really a nice one. Circular snakes appear to rotate ‘spontaneously’, while in reality this is a static jpeg image..
(150 votes)
If your eyes follow the movement of the rotating pink dot, you will only see one color – pink. If you stare at the black + in the center, the moving dot turns to green. Now, concentrate on the black + in the center of the picture. After a short period of time, all the [...]
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