Visual Illusions

Visual Illusions, also called Optical Illusions, are basically games the eyes play with our brains. They take many forms, and there are three main types: literal optical illusions that create images different from the objects that make them, physiological illusions which are the effects on the eyes and brain of excessive stimulation of a specific type (brightness, tilt, color, movement), and cognitive illusions where the eye and brain make unconscious inferences.

Visual Illusions with a descriptive introduction, then details thirty of the most common examples of these Illusions.