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Ryd Abbey or Rüde Abbey (Danish: Ryd Kloster; German: Rüdekloster; Latin: Rus regis) was a Cistercian monastery in Munkbrarup that formerly occupied the present site of Glücksburg Castle in Glücksburg on the Flensburg Fjord in the Schleswig-Flensburg district of Schleswig-Holstein, Germany.

Glücksburg (German pronunciation: [ˈɡlʏksˌbʊʁk] (listen); Danish: Lyksborg) is a small town northeast of Flensburg in the district Schleswig-Flensburg, in Schleswig-Holstein, Germany and is the northernmost town in Germany. It is situated on the south side of the Flensborg Fjord, an inlet of the Baltic Sea, approx. 10 km northeast of Flensburg. The town was originally the home of the family Schleswig-Holstein-Sonderburg-Glücksburg (or simply Glücksburg), members of which have reigned in the past in Greece and several northern German states. Members of the family still reign in Denmark and Norway since 1863 and 1905 respectively. Glücksburg was home to a German Navy base. Among the facilities at the base is the transmitter, callsign DHJ58. DHJ58, situated at 54° 50'N and 9° 32' E, ceased its transmissions on longwave frequency 68.9 kHz in 2002 and in 2004 its longwave antenna was disassembled.

German submarine U-46 was a Type VIIB U-boat of Nazi Germany's Kriegsmarine during World War II. She had a highly successful career during the war.

German submarine U-1234 was a Type IXC/40 U-boat of Nazi Germany's Kriegsmarine built during World War II for service in the Battle of the Atlantic. U-1234 was unusual for having sunk twice, once by accident and once as part of the great destruction of the remaining Kriegsmarine in the days before the surrender.

Wees (Danish: Ves) is a municipality in the district of Schleswig-Flensburg, in Schleswig-Holstein, Germany.

The Flensburg-Engelsby transmitting station is an FM radio and digital television transmission facility owned by Norddeutscher Rundfunk and sited near the town of Flensburg in Schleswig-Holstein, Germany. The following services are radiated from its 215-metre-high guyed grounded lattice steel mast:

Until 1 January 2007 Lundtoft was a municipality (Danish, kommune) in South Jutland County on the east coast of the Jutland peninsula in south Denmark. The municipality covered an area of 137 km2, and had a total population of 6,184 (2005). Its last mayor was Hans Philip Tietje, a member of the Venstre (Liberal Party) political party. The main town and the site of its municipal council was the town of Aabenraa, which it shared with neighboring Aabenraa Municipality. The municipality was created in 1970 due to a kommunalreform ("Municipality Reform") that combined a number of existing parishes: Felsted Parish Kliplev Parish Varnæs ParishLundtoft municipality ceased to exist as the result of Kommunalreformen ("The Municipality Reform" of 2007). It was merged with Bov, Rødekro, Tinglev, and Aabenraa municipalities to form the new Aabenraa municipality. This created a municipality with an area of 951 km2 and a total population of 60,151 (2005). The new municipality belongs to Region of Southern Denmark.

The Naval Academy Mürwik (German: Marineschule Mürwik) is the main training establishment for all German Navy officers and in 1910 replaced the German Imperial Naval Academy in Kiel. ( which is now the seat of government or ''Landeshaus'' of Schleswig-Holstein) It is located at Mürwik which is a part of Germany's northernmost city, Flensburg. Built on a small hill directly by the coast, it overlooks the Flensburg Fjord.

Mürwik (Danish: Mørvig) is a community of Flensburg in the north of the German state of Schleswig-Holstein. Situated on the east side of the Flensburg Firth, it is on the Angeln peninsula. Mürwik is the location of the Naval Academy at Mürwik, which is the main academy that trains German Navy officers. Nazi Germany's final government, the Flensburg government, was located in Mürwik. Mürwik is also known for the sail training ship Gorch Fock of the Naval Academy Mürwik and for the database of traffic violators of Germany (Kraftfahrt-Bundesamt, often short: KBA). Some of the most affluent areas in Flensburg are located in Mürwik.

Rüde (Danish: Ryde) is a village and a former municipality in the district of Schleswig-Flensburg, in Schleswig-Holstein, Germany. Since 1 March 2013, it is part of the municipality Mittelangeln.

Ringsberg (Danish: Ringsbjerg) is a municipality in the district of Schleswig-Flensburg, in Schleswig-Holstein, Germany.

Gråsten (Danish pronunciation: [kʁɔˈste̝ˀn]; German: Gravenstein) is a town with a population of 4,365 (1 January 2023) on the east coast of the Jutland peninsula in south Denmark by the Nybøl Nor at an inlet of the Flensburg Fjord. It belongs to the Sønderborg municipality in Region of Southern Denmark. The town is located almost exactly at the center of a triangle defined by the towns of Aabenraa, Flensburg and Sønderborg Castle (Sønderborg Slot). The Egernsund Bridge, which crosses the Egern Strait, connects Gråsten with the town of Egernsund. The Gravenstein apple originates from the city.