On the other end of the spectrum: here in Amsterdam some of the canal houses deliberately use smaller windows for the top floors, to give the impression that th

On the other end of the spectrum: here in Amsterdam some of the canal houses deliberately use smaller windows for the top floors, to give the impression that the homes are taller (and more prestigious). The way it was explained to me is that it's an optical illusion when viewing the homes from street level. A 17th century window trick. :-)