If it is true that Charlotte Perriand, the mastermind behind the legendary LC armchairs and chaises-longues, decided 80 years ago to equip her small attic room with a super-contemporary accessory – but that was to be expected – it is also true that Santiago Calatrava once designed something very, very different from a bridge, a railway station or a museum. Just as it is true that someone thought of making Milan's central station disappear, still that thought had nothing to do with yet another high-speed train delay. 

Domus has plumbed the depths of almost a century of design, architecture and art history, sharing and preserving it; after all, most famous and notorious facts and things often have their roots in the least expected details. There are so many of them in this crossword puzzle, all stories that can be found in this treasure chest, this playground for design enthusiasts, this land populated by legendary figures that is our digital archive. It's time to dive in and discover them.