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Knowledge Cats Dirty Minds
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Knowledge

Facts, science and history of optical illusions.
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Can animals see optical illusions? Hosico cat shows it with optical illusion rug

Animals and optical illusions

sorrowful rock face pareidolia

How do optical illusions work?

Forced perspective image Pisa tower

Forced Perspective

A sorrowful rock

sorrowful rock face pareidolia

Source/credit: Bruno Teste

In another classic case of pareidolia, this rock has a very sorrowful look. Who knows what it has seen in its lifetime already.
Bruno Teste, the photographer of this image, has compiled a collection of rock faces in his book Stonejinns 

 

More optical illusions:

Migrating horses
Square shadow
Eye of God
Solar Eclipse
Deflated dog
Raw Chicken
Broken Chair
Shark Attack
  • Pareidolia
  • Physical illusions
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mysterious tree pareidolia

Mysterious tree

Trees

Chili willies or peter peppers

Chili willies

a dirty mind