The Staatliche Museen zu Berlin, with its many museums, falls under the umbrella of the Stiftung Preussischer Kulturbesitz (Prussian Cultural Heritage Foundation). The other organizations that fall under the auspices of the Stiftung Preussischer Kulturbesitz (SPK) are the Staatsbibliothek (state library of Berlin), Geheimes Staatsarchiv (an archive of Prussian state docume...