Knowledge

Facts, science and history of optical illusions.
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What Optical Illusions Reveal about You

Model ship on poles

Source/credit: quanticnick

This model ship balancing on two poles is an actual cruise ship in an accidental optical illusion.
Its massive size and the perfect alignment with the poles in the front are confusing. It is a case of Forced Perspective, when you can’t tell the size of the object.