Ambiguous Garage Roof

Finalist of the Best Illusion of the Year Contest 2015 Kokichi Sugihara ”Ambiguous Garage Roof”. Meiji University (Japan) A round roof of a garage changes its appearance to a corrugated roof when it is reflected in a mirror. The actual shape is neither round nor corrugated. This illusory solid was discovered by combining two observations. One is a mathematical observation that a single image does not covey depth information, and the other is a psychological observation that the human brains like right