Stock Photo - 14 April 2020, Berlin: The entrance of the Staatsbibliothek zu Berlin at Potsdamer Straße at Potsdamer Platz. The Potsdamer Strasse State Library was built between 1967 and 1978 according to the plans of the architect Hans Scharoun. The Staatsbibliothek zu Berlin - Preußischer Kulturbesitz is the largest scientific universal library in the German-speaking world. It has a main stock of over 11 million books, which are supplemented by about 100,000 units every year, as well as extensive special collections of national and world cultural heritage. Photo: Jens Kalaene/dpa-Zentralbild/ZB. - Berlin/Berlin/Germany

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