You only see what you know (Goethe)
It was in Halle when I first heard the term Kulissenbibliothek. After I visited the Library Hall of the Francke Foundations, I understood the meaning of this word. The position of the bookshelves reminded me of the sceneries (Kulissen) in a theatre. [German]
Korean architect Eun Young Yi planned the new Stadtbibliothek (municipal library) am Mailänder Platz in Stuttgart. It opened in 2011. I especially love the patterns the bookshelves form inside the library.
The Marienbibliothek, a library named after the nearby church Marienkirche was founded by Sebastian Boetius in 1552. In the beginning, the books were stored in a tower of the Marienkirche. Today the library is housed in a typical magazine of the late 19th century with iron stairs and iron-cast pillars.
Fun! There is a public library inside a former phone box in Poysdorf. You can take some books for free without asking. You are only ought to bring them back or to put in some other books instead.
The Duchess Anna Amalia Library (Herzogin Anna Amalia Bibliothek) houses a major collection of German literature and historical documents. In 2004 a large part of the library became destroyed by a terrible fire. In the ground floor there is a worth seeing exhibition telling about how scientists rescued damaged documents.