Knowledge

Facts, science and history of optical illusions.
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How do optical illusions work?

How to create optical illusion photos (for social media)

What Optical Illusions Reveal about You

Eyes of the Amazon

Guarana grows in the Amazaon and is best known for the seeds of the fruits, looking like eyes.

Guarana grows in the Amazaon and is best known for the seeds of the fruits. When the fruit ripens, it bursts and reveals this seed. The image resembles human eyes.

More optical illusions:

Flying through the woods

A couple of cars in a parking lot

Pipe Cleaner Arms

This eye of the tower is watching over Verona, from the 84 meter high Torre dei Lamberti.

The eye of the tower

Buildings

This cat optical illusion looks like a weird deer on a sofa

Oh deer! It’s a cat

Cats