The Kyffhäuser (German pronunciation: [ˈkɪfˌhɔʏzɐ]), sometimes also referred to as Kyffhäusergebirge, is a range of hills located on the border of the German state of Thuringia with Saxony-Anhalt. It stands south of the Harz mountains. The range has a length of 19 kilometres (12 mi) and a width of 7 kilometres (4.3 mi). It reaches its highest point at the Kulpenberg (473.4 metres (1,553 ft)), situated in Thuringia.