Double Meanings
Duck/Rabbit
Bridge/Boats
Cubes
Staircase
Faces
More Faces
More Faces
More Faces
More Faces
Another Face
Cube
Jigsaw Puzzle
Deer
The Word lift
The Word Liar
Skull
Indian or Eskimo?

Impossible Objects
Ladders and Ropes
Box
Another Box
Another Box
Box (Comic)
Thiery's figure
A Washer
Elephant
Stairs
Penrose Triangle
Trident
Another Trident

Illusions with
Lines, Circles, and Ellipses
Square & Circle
Poles
Circles
More Circles
More Circles
Turning Circles
Lines
More Lines
More Lines
Petals
Ellipses
More Ellipses
Spiral

Miscellaneous
Illusions
Sentence
Ball

Links
Bach's Optical Illusions
Stereograms
Escher Pictures
Math Page