3D Optical Illusions | Devil’s Tuning Fork
3-Dimensional illusions cleverly created by draughtsmen. These are a collection of impossible objects. 3-Dimensional ColumnsDevil’s Tuning Fork3-Dimensional DoorPenrose Triangle3-D Tongue and GrooveCool Optical Illusion 3-Dimensional Columns Do you see round columns, or square? How does the draughtsman do that? Devil’s Tuning Fork Question: Does the rod in the middle really exist? This perception illusion …