The ratio of the figure and background Visual illusions

Rubin's Vase (Edgar Rubin, 1915)

A classic example of the relationship between shape and background.
You can see both a vase and two faces.

Another version of the Rubin vase.

On the background of the VAZ you can see the head.

Unusual balustrade

Another embodiment of the Rubin's Vase

Shigeo Fukuda "Rubin vase"

Napoleon, his wife and their son.

Find 5 people here.

Find 20 items.

Find 13 faces.

Find the four wolves.

The illusion of Clinton and Monica.

What do you see here? A woman's face or a man playing the saxophone?

Portrait of Abraham Lincoln.

Find here a wolf, a horse, a snail, a mouse, a bird, a man praying, a clown and a fish.

How many animals do you see here?

Maurits Escher. Day and night.

How many animals are there?

In the picture only the letter "Psi"?

S. Kozlovsky, 2006