21 Optical Illusions That Will Positively Blow Your Mind

Optical illusions are fun aren’t they? Here’s a collection of 21 of the best — if they don’t work at first, keep trying:

Man or woman? Completely 50/50 – this is what you call a perfectly androgynous face:

Stare at the cross in the middle – how are the celebrities looking?

This is the same photo – wait, what?

No lake in this photo:

Parrot or woman expertly painted as a parrot?

Which way is this woman spinning? If  you focus your brain power really hard you’ll see her spin both ways:

This is a completely flat surface:

Stare at the cross for 10 seconds and watch the purple dots disappear:

These two monsters are the same size:

Squares A & B are the same shade of grey – no joke:

Stare at the dot:

Blue and green spirals? Nope, they’re exactly the same colour:

Stare at the coloured dots on this woman’s nose for about 20 seconds, then look at the white ‘Hello’ letting and keep blinking:

These two blocks are the same colour. Don’t think so? Cover the line with your finger and see:

Try and focus on one dot – do you see the black dots appear?

Stare and focus on one of these spirals:

These two sets of figures are the same colour:

Both these orange dots are the same size:

Focus on the yellow dots… and watch them disappear:

How many legs does this elephant have?

Those are real cars, right? Nope:

VIA

☛ More Optical Illusions: 18 Photographs You Won’t Believe Aren’t Photoshopped