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Eyecon – Optical Illusions

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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.

Is this a bird or a rabbit?

Ambiguous illusions

Rorscharch inkblot

What Optical Illusions Reveal about You

Forced perspective image Pisa tower

Forced Perspective

Swamp monster

Penrhyn Castle in Wales looks like a swamp monster

Credit: Alan Moore

This is inside Penrhyn Castle in Wales. The windows in the dome look like the eyes of a swamp monster, in a classic case of pareidolia.

More optical illusions:

Missing Chair Leg
Skull
Cat Accident
What Big Teeth you Have
Ent walking
Long-haired Dog
Floor Color Creates Extra Dimension
Missing pixels
  • Pareidolia
  • Physical illusions
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Strained Expression

Objects

This photo was taken in Kazakhstan and quickly named 'Eye of God' by people online. Obviously, this is just a case of pareidolia.

Eye of God

Clouds