1. The dress
Do you see the dress as blue and black or as gold and white? Well, the dress actually turned out to be black and blue.
insider.com
Insider.com
2. The wife and the mother in law.
What do you see first? A damsel facing the wall or an old woman wearing a headscarf? Hint: the damsel's ear is the old woman's eye.
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3. Photo with Man In High Heels
At first, it seems as if the man is wearing white jeans and high heels until you realize...
insider.com
insider.com
4. The impossible fork
Look at it from the bottom and it appears to have three prongs. But look at it from the top and it splits into two.
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5. The Moon
Scientists have proposed multiple theories as to why the moon looks bigger on the horizon than it does in the night sky.
skyandtelescope.org
6. Troxler's Fading Circle
Stare at the dot in the center for twenty seconds and the circle will fade. The reason this happens is that the eye has a tendency to prioritize and all of your other stimuli fade away.
insider.com
7. Cafe Wall Illusion
Dubbed this name because it was first observed in a cafe, this illusion has had people divided on whether the gray lines are slanted or straight.
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8. Elephant Illusion
Cover the feet and you will see that the elephant has only four legs.
insider.com
9. Lines that are all the same size
The orientation of the arrowheads is the only difference. This image explains the phenomenon
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10. Rotating Snakes
If you focus your eye on just one part of the image for long enough, you will see that it is static.
insider.com
11. Waterfall by MC Escher
The waterfall seems to start and end at the same level.
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12. Tattoo Photo
As the rectangles get smaller, it creates an illusion of infinite depth.
insider.com
13. Zollner Illusion
Are the lines parallel or tilted?
illusionsindex.org
14. Is the cat going up or down the stairs?
insider.com
15. Oleg Shuplyak's Illusions
This Ukrainian painter's work makes you look twice.
John Lennonwebneel.com
Uncle Sam webneel.com
16. The Kanizsa Triangle
No, there are no actual triangles here. Your brain fills in the gaps to create a cohesive picture.
visme.co
17. Lilac Chaser
The reason you are seeing multiple visual effects is due to negative afterimages that are produced as well as Troxler fading.
Optical illusion- lilac chaserwww.youtube.com
18. Wavy Floor
This floor is indeed completely flat.
insider.com
19. Bunny Duck Painting
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20. Cube
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