Another illusion to make your eyes bug out of your head. The square moves!
Can you tell us what vertical line is longer? Post your answer in our comments.
This is a tricky one. We can only find 7. Check out the artist's website at: www.octavioocampo.com.mx
Did you study geometry in High School? How is this possible?
Warning, Your eyes may bug out of your head while you look at this one.
These lines are straight as an arrow.
Just by passing an object with see through lines over these drawings they come to life before your very eyes.
Here's an entertaining show put on by 2 guys and a pommel horse.
A popular illusion done in a 3D model. Very Cool. Try it yourself.
Slowly move away from the screen. Does anything happen?