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Knowledge

Facts, science and history of optical illusions.
See all the articles or scroll down to see what you came for.

Billie Eilish drawn in 3D by Stephan Pabst

Anamorphic optical illusions

Forced perspective image Pisa tower

Forced Perspective

Rainbows are illusions

Types of Optical Illusions

River in the Sky

River in the sky illusion

Source/credit: dreamwall

Sunset in Austin, Texas. The clouds create the illusion that you’re looking at a river in the sky

More optical illusions:

High-rise buidings
One-Punch Cat
The Grinch
Rainbow Road
Floating helmet and wheel
Parking ramp
Man Bun
Broken Chair
  • Pareidolia
  • Physical illusions
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Floating tree

Floating tree

Trees

Cat with missing paw

Missing paw

Cats