is an

autobahn The (; German plural ) is the federal controlled-access highway system in Germany. The official German term is (abbreviated ''BAB''), which translates as 'federal motorway'. The literal meaning of the word is 'Federal Auto(mobile) Track'. ...

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

. It runs largely parallel to the

Bundesstraße 5 The Bundesstraße 5 (abbr. B5) is a German federal highway running in a northwesterly to southeasterly direction from the Danish border near Niebüll to Frankfurt (Oder). It provides a direct route for motorists traveling between Berlin and Hambu ...

; its main purpose is to connect the

hinterland Hinterland is a German word meaning "the land behind" (a city, a port, or similar). Its use in English was first documented by the geographer George Chisholm in his ''Handbook of Commercial Geography'' (1888). Originally the term was associated ...

Hamburg (male), (female) en, Hamburger(s), Hamburgian(s) , timezone1 = Central (CET) , utc_offset1 = +1 , timezone1_DST = Central (CEST) , utc_offset1_DST = +2 , postal ...

. North of

Heide Heide (; Holsatian: ''Heid'') is a town in Schleswig-Holstein, Germany. It is the capital of the ''Kreis'' (district) Dithmarschen. Population: 21,000. The German word ''Heide'' means "heath". In the 15th century four adjoining villages decided ...

, the A 23 becomes B 5 and connects

Eiderstedt Eiderstedt (german: Eiderstedt, ; da, Ejdersted; North Frisian: ''Ääderstää'') is a peninsula in the district of Nordfriesland in the German federal state of Schleswig-Holstein. Overview It is approximately 30 km in length and 15&nbs ...

Husum Husum (, frr, Hüsem) is the capital of the ''Kreis'' (district) Nordfriesland in Schleswig-Holstein, Germany. The town was the birthplace of the novelist Theodor Storm, who coined the epithet "the grey town by the sea". It is also the home of ...

and the ferries to the islands of

Nordfriesland Nordfriesland (; da, Nordfrisland; frr, Nordfraschlönj ), also known as North Frisia, is the northernmost district of Germany, part of the state of Schleswig-Holstein. It includes almost all of traditional North Frisia (with the exception o ...

to the autobahn network.

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External links

23 A023 A023 {{Germany-road-stub