Try it out before you cut, so you can plan to use a natural corner as a foldable side. Then use scissors (or maybe a boxcutter) to cut out some windows and towers. Tie it onto the legs of your sofa—ours is a sofa made from mattresses. Ta-dah!
Interior designer: Therese Ericsson
Digital designer: Cecilia Englund
Copywriter: Marissa Frayer
Photographer: Sandra Werud
Editor: Linda Harkell