castle located on the museum island in the center of Schwerin. It is the seat of the Parliament of Mecklenburg-Vorpommern. For a long time it was the residence of the Dukes and Grand Dukes of Mecklenburg. The ring shape of this over a thousand-year-old structure comes from the layout of the ramparts of the Slavic stronghold, which was erected around 965 on a small island in the Schweriner See lake. The phases of transforming this complex over the centuries have been thoroughly documented since around 1500. Today's castle, which is considered a key work of romantic historicism, was built thanks to a thorough reconstruction of the old castle in 1845-1857 according to the plans of four famous architects: Georg Adolf Demmler, Gottfried Semper, Friedrich August Stüler and Ernst Friedrich Zwirner. Renaissance castles in France. Numerous details have been taken from Chambord Castle on the Loire.