"Vertical Landscape" by Eiko Ojala. It looks like a paper landscape but the artist actually works digitally and hand-draws all the elements to look like they're cut out of people. (Hint: the shadows help!
This is an excellent solution to a narrow area. Mini blue oat grass and succulent garden spotted on a walk nice for a narrow area of earth-For the Back yard planter or by the wall? or front yard planter?