The Green Edge House by ma-style architects Fujieda, Japan is really interesting in its use of a perimeter garden around the entire single-story house to play with the distinction between interior and exterior space.  The house is at once very insular and private with few views to the outside, yet maintains a feeling of openness from the landscaped perimeter that bring light into the space from above, turning the courtyard 'inside out' to give every room a relationship to this garden.  Read more about the project here