- 18715 240x400 optical illusion, patterns, swirling
- 29296 240x400 optical illusion, rotation, spiral
- 15605 240x400 optical illusion, dots, glow
- 17455 240x400 optical illusion, rotation, lines
- 32785 240x400 optical illusion, illusion, bw
- 33499 240x400 optical illusion, lines, background
- 32820 240x400 optical illusion, rotation, dipping
- 45054 240x400 optical illusion, zoom, background
- 26451 240x400 optical illusion, colorful, surface
- 7960 240x400 optical illusion, glare, blur
- 26082 240x400 optical illusion, stripes, lines
- 14237 240x400 vortex, optical illusion, points
- 6242 240x400 stripes, optical illusion, speed
- 30279 240x400 mesh, optical illusion, illusion
- 43370 240x400 binary code, optical illusion, rotation