EntityQ2365598· pop 6· linked from 247 articlesmarsh castleSign in to savelowland castle in boggy terrainConnectionswatchtowerEntitystar fortEntitykasbahEntitysconceEntitycoastal defence and fortificationEntitywater castleEntityGermanEntityBaltic SeaEntityNorth SeaEntityHoly Roman EmpireEntityBrandenburgEntityGdańskEntityInternational Standard Book NumberEntityLower SaxonyEntitySaxony-AnhaltEntitycanalEntitycastleEntityWayback MachineEntitySlavsEntityInternational Standard Serial NumberEntityCategoriesCastles by typeMarsh castles