Exterior, Glass Siding Material, Concrete Siding Material, and Flat RoofLine The house has what some architects would call an upside-down plan, with living spaces upstairs and bedrooms below. The upper story is strikingly transparent; the lower is camouflaged by thick, foliage-covered walls, which keep the sleeping areas cool.  Photo 2 of 11 in 10 Modern Vacation Homes in Mexico That Guarantee an Epic Escape from Reflections on a Lake