EntityQ875260· pop 5· linked from 9 articlesOsterstein CastleSign in to saveCastle and former prison in Zwickau, SaxonyConnectionsGermanyCountryGermanEntityWorld War IIConceptRosa LuxemburgEntitySaxonyEntitygeographic coordinate systemEntitycastleEntityZwickauEntityconcentration campEntityAugust BebelEntityKarl MayEntityRenaissance architectureEntitytopping outEntityChristian I, Elector of SaxonyEntityWilliam IEntitylist of Margraves of MeissenEntitylist of castlesEntitylist of castles in GermanyEntityCategoriesBuildings and structures in Zwickau (district)Castles in SaxonyCommons link is locally definedHouses completed in 1590Nazi concentration camps in GermanyPrisons in GermanyZwickau