Creativity - Tree house or Giant nest? [Pictures]

I present you a cool idea, one tree house that looks like a giant nest.
Picture of the "giant nest":


It's a creative idea, don't you think so?

If you are thinking that the tree house don't have windows, I can tell you that isn't true, the tree house have discreet windows that are hidden by the branches.
2 Pictures that show the discreet windows and the beds:





You can access "the giant nest" with the help of a retractable staircase, see the picture:


The creative tree house" was designed by Bertil Harstrom.

For more information (source): The Birg's Nest.