Impossible Shape Illusions
Optical Illusions and Eye Tricks
A few examples of impossible shapes:
Bonus fact: The top shape is known as a blivet or poiuyt. More info on the Wikipedia Blivet entry.
Impossible Shape Illusions
A few examples of impossible shapes:
Bonus fact: The top shape is known as a blivet or poiuyt. More info on the Wikipedia Blivet entry.