Berlin  | Bitburg  | Bonn  | Bremen  | Dresden  | Erfurt  | Essen  | Flensburg  | Frankfurt  | Freiburg  | Fulda  | Hamburg  | Hamm  | Heidelberg  | Jena  | Jever  | Kassel  | Kiel  | Leer  | Leipzig  | Mainz  | Mannheim  | Potsdam  | Seiffen  | Solingen  | Trier  | Ulm  | Walldorf  | Warstein  | Weimar  |   Custom shape

Forget the known “Cover over Frame” structure. Think in: Side panels, roof and bottom pieces that are connected to form desired shape. Connecting principles are known connectors and Velcro. Panels can be switched and exchanged any time.