The In-Sect - article - web - behaviour - Mighty Optical Illusions

...is another page trying to collect optical illusions like Michael Bach’s or Akiyoshi Kitaoka’s (famous for his big rotating snakes – 100 times more impressing than the example above) and has already unearthed some fascinating specimen. Some of them are really eye-watering or even disturbing, some are real classics and some are brandnew to me, like the ‘Christopher Walken illusion’ – it’s not about him not running for presidency…
Mighty Optical Illusions, by Vurdlak