Do you look from the left or right?

Picture of Cylinder

Is this checkerboard caved in?

Picture of a Checkerboard

Is this a face or a vase?

Picture of a a Face or a Vase

Are they the same height?

Picture of a Men against a wall

Do you see spots?

Picture of a Grid

Is this a lens?

Checkerboard

Straight Lines?

Picture of a Straigth Lines?