![](https://static.dezeen.com/uploads/2013/12/Haus-von-Arx-by-Haberstroh-Schneider-Architekten_dezeen_8sq.jpg)
House extension with stepping stones leading inside by Haberstroh Schneider Architekten
Swiss firm Haberstroh Schneider Architekten has extended a house in Basel by adding a chain of three rooms, creating a new semi-enclosed courtyard that is filled with stepping stones (+ slideshow). More