EntityQ1303257· pop 8· linked from 80 articlesOldenburg CastleSign in to savechâteau in Oldenburg, GermanyConnectionslist of rulers of OldenburgEntityRastede CastleEntityGermanyCountryDenmarkConceptAustriaCountrygeographic coordinate systemEntityLower SaxonyEntityThirty Years' WarEntityOldenburgEntityWilhelmshavenEntitydukeEntitypersonal unionEntityChristian I of DenmarkEntityWestphaliaEntityGerman Revolution of 1918–1919EntityGrand DukeEntityHouse of OldenburgEntityEast FrisiaEntitycountEntitydecorative artEntityCategoriesBuildings and structures in Oldenburg (city)Castles in Lower SaxonyDecorative arts museums in GermanyHistoric house museums in GermanyHouse of OldenburgLocal museums in GermanyMuseums in Lower SaxonyOldenburg (state)Tourist attractions in Oldenburg (city)Year of establishment missing