Street sign " Durchgangsverkehr " Liebknechtsrasse corner Littenstrasse at the Zentralmarkthalle on the building site of the Marienviertel in the district Mitte in Berlin, the former capital of the GDR, German Democratic Republic. A sign of the "Grosshandelsgesellschaft Obst, Gemuese und Kartoffeln Berlin" (Berlin Fruit, Vegetable and Potato Wholesale Company) hangs under a window with broken panes on the debris-filled market hall