It changes everything, I find it highly captivating. Sure, the eye see the facade and know its truth, but the eye also see that which we want to imagine to be true. A playful mind game. Think what living in a house with such a portal on display could do to your imagination, it must be wonderful, and it looks sooo good
I do not know who the photographer of this image was, nor can I say for sure that it wasn't the result of editing.