Knowledge

Facts, science and history of optical illusions.
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Ambiguous illusions

Inferior and Superior Mirages, and Fata Morgana

Mind-blowing facts about optical illusions

Pixeled sky

Source/credit: Wolfcubware

The pixeled sky is reflected on the skyscraper at the end of the street. At the bottom of the building, you can see the reflections of the yellow buildings as well.

More optical illusions:

Underwater Waterfall

Garnier for all hair types

Footprint in the sand

Glitch in the Matrix

Advertizing

Checkered shadow

Shadows