Here we have strange pictures that if you concentrate you will see miracles!!
Try yourself!

concentrate into the point few second until you will see the background disapearing....

To which direction the door is open???

Which monster is bigger?
They are in the same size

What is in the middle 13 or B? both....

If you will concentrate you will see two people 

All the lines here are straight !!!
??!

The red circles are in the same size!!!

Its look like a spiral but its only circles.