Duborg Castle

Flensburg, Germany

Open to visitors

The interior is normally open, possibly ticketed.

Strollie cannot guarantee access — always check before you travel.

Duborg Castle was a medieval fortification in Flensburg, Schleswig (present-day Germany), established in 1411. Known also by the names Duborg Slot in Danish and Flensburghaus in German, the castle served as a stronghold during the Middle Ages and Early Modern period, reflecting the strategic importance of the region during a time of shifting political boundaries between Danish and German spheres of influence.

Built: 1411
Type: castle
Place: Flensburg, Germany