Note the images below. These images are not flash or file extension to GIF animation or the like. It's just a flat image (JPEG) because ordinary perspective illusion of your eyes to look like moving.
In short this image has the illusion effect when our eyes see it.
Take special care with this image, surely you will see the image as if it is moving or swaying.
1. Whether this is a picture of ships or pillars?
3. How many horses can you find? If your eyes are sharp enough, you should find 7.
Ring the impossible
There are five tail deer hiding in the woods ... Can you find it?
6. Focus your eyes on a point in the middle of the circle, then move your head back and forth. Strange, is not it?
Picture throbbing. 8. How many black point?