Human Architecture VS Law of Gravitation

The architects and the owners of the following houses are surely eccentric as you will find in the next few seconds.
When the expression "living on the edge" becomes more than reality thanks to architecture miracles!

Wozoco Apartments ( Amsterdam-Osdorp, Holland) 
Floating Castle ( Ukraine )

Gangster House (Archangelsk, Russia)
Mushroom House ( Cincinnati, Ohio )
Extreme Tree House ( Irian Jana, Indonesia )
Habitat 67 ( Montreal, Canada )
Pod House ( New Rochelle, New York )