Espaliered woody shrubs & vines dramatize the walls of a home, fence, dependency & etc., below. (My Bay Terrace, below.)
Using wit, below, Susanne Hudson swags a window. Pow, Shazam, baby.
With more wit, intellect, & drama she created a garden room, raised on a dais (aka deck, but dais is ever so much nicer, yes?),
with old church windows.
Landscape Design: create walls.