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Eyecon – Optical Illusions

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Knowledge Cats Dirty Minds
Impossible objects Advertizing Food

Knowledge

Facts, science and history of optical illusions.
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Squirrel Stereogram

Stereograms

Superior mirages

Inferior and Superior Mirages, and Fata Morgana

Forced perspective image Pisa tower

Forced Perspective

Wall drilling illusion

Source/credit: Wahajube

This wall drilling illusion is very hard to understand:

The shadow below the drilled block is not from that block, but instead from something outside the frame, further in the background.

The block being drilled is right above the man drilling it.

More optical illusions:

Big bottoms
Eyes of the Amazon
Flying Dutchman
Artificial Leather
Some shiny legs
Gravel flower bed
Dog Head Mount
Cat a log
  • Pareidolia
  • Physical illusions
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This is an optical illusion artwork by Kostya Terentev. Filmed from directly above, you can see only the shadows of the people.

Shadow Avatars

Shadows

Dog jumping giant hole illusion

Dog jumping a giant hole

Dogs