The moated castle,
also called Wasserschlösschen, is a historic building in Hamburg's Speicherstadt.
The moated castle lies on a peninsula in an exposed position between two canals: at the confluence of Wandrahmsfleet and Holländischbrookfleet. The official address is: Dienerreihe 4, 20457 Hamburg. The street Dienerreihe connects the streets Alter Wandrahm and Brooktorkai. Nearest underground station is the Meßberg station. Since 1991, the moated castle is a listed building. In the monument list Hamburg the house is led as: Residential building / administration building (service building), ID: 12455, Date: 1899/1912.