A concrete staircase ascends to a mezzanine office at this menswear showroom inside a former sewing factory in the Polish city of Katowice, which was renovated by architect Grzegorz Layer (+ slideshow). More
This house in Spain by Swiss architect Gus Wüstemann features a largely windowless exterior, but an internal courtyard surrounded by perforated walls ensures that light permeates the building all year round (+ slideshow). More
Following our special feature exploring unusually slimline homes, we've created a Pinterest board filled with the skinniest houses from the pages of Dezeen.