Kiel Castle in Kiel in the north German state of Schleswig-Holstein was one of the secondary residences of the Gottorf dukes.
格吕克斯堡城堡 是位于德国城市格吕克斯堡的一座城堡。格吕克斯堡城堡是北欧地区重要的文艺复兴式城堡。
Plön Castle in Plön is one of the largest castles in the north German state of Schleswig-Holstein and the only one located on a hill.
Christianspris or Frederiksort was a Danish fortification somewhat north of the then Danish city of Kiel.
Glambæk was a castle in Femern on the north-east coast of Schleswig-Holstein in what is now Germany.
胡苏姆城堡 是位于德国什列斯威-荷尔斯泰因北弗里斯兰县的一座文艺复兴风格的城堡。胡苏姆城堡曾是丹麦王室的居所。1864年，胡苏姆城堡大幅扩建。现在胡苏姆城堡对公众开放参观。
Schloss Ahrensburg is a former Herrenhaus and is today referred to as a Schloss.
