-Optical Illusion Pictures, "Why you are Fooled Information":
Cobb, Vicki. How to Really Fool Yourself. New York: John Wiley and Sons Inc., 1999. Page 49.
are more examples of optical illusions!
This is called a blivit. What is the middle prong attached to???
Why you are fooled: You are fooled because when you look at each part of the picture separately, it looks like a real object, but when you look at it as a whole, it cannot possibly be an object in real life.