On the northern side of Djurgården, Rosendals Slott was built as a palace for Karl XIV Johan in the 1820s. One of Sweden’s finest examples of the Empire style, it sparkles with sumptuous royal furnishings. Admission is by guided tour only. While you’re out this way don’t miss the wonderful nearby Rosendals Trädgårdskafe – set among lush gardens and greenhouses and serving tasty organic grub.