Cafe Wall
Kanizsa Triangle
Inside Outside
Zöllner's Illusion
Hermann's Illusion
Van Ebbinghaus-Titchener Illusion
Squares?
Frazier's Illusion: Spiral or Circles
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Hering's Illusion: Straight Lines?
Non Existing Circles
Impossible Triangles
White Grid
Müller-Lyer Illusion
Ponzo's Illusion
Regibald Neal's Illusion
Three in One
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