![](https://static.dezeen.com/uploads/2014/10/Studio_and_House_in_Prague_by_A1Architects_dezeen_sq.jpg)
Charred-timber extension by A1 Architects transforms an old cottage into a home and studio
A freestanding concrete staircase spirals between the floors of this timber-frame and stone building remodelled by the founders of A1 Architects to form their own home and studio in Prague (+ slideshow). More