I love the little stepping stone path (maybe impractical?) and also the way the screens stop you seeing all the way down - draws your eye along path (could be a good way to distract attention from fence and wall?
Hyacinth bean vine - Grows fast and is showy/FRAGRANT - Will help to lure butterflies and hummingbirds to your habitat. Plant with moonflower vine which is also fragrant! May grow up to 20 ft high. Perfect planted by a birdbath on a trellis.