Langeleben is a historical location at 260 m above sea level, in the northern part of the Elm ridge in Lower Saxony, Germany and today belongs to the nearby town of Königslutter am Elm.
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In 1926 the District Council of Helmstedt erected a children's recovery home in Langeleben.
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The Elmsburg was an 11th Century built medieval castle that straddles the remains of a long forgotten early stockade ring defence at about 270 m high in the Schöninger-Forest above the town of Twieflingen.