- 20079 800x600 spiral, rotation, optical illusion
- 14368 800x600 spiral, multicolored, optical illusion
- 13319 800x600 pattern, fractal, optical illusion
- 10770 800x600 lines, stripes, optical illusion
- 8083 800x600 fractal, abstraction, optical illusion
- 7880 800x600 fractal, circles, optical illusion
- 4215 800x600 circles, shapes, optical illusion
- 4010 800x600 fractal, stripes, optical illusion
- 3629 800x600 fractal, lines, optical illusion
- 3282 800x600 fractal, stripes, optical illusion
- 3208 800x600 fractal, spiral, optical illusion
- 3053 800x600 fractal, pattern, optical illusion
- 41270 800x600 cell, abstraction, texture
- 14828 800x600 form, line, motion
- 11250 800x600 crystal ball, sphere, reflection