Duisburg; Inner Harbor; originally the central port of Duisburg. As part of the international building exhibition IBA Emscherpark in the 1990s as a result of structural change; a residential area with cultural facilities and office space was created here in the immediate vicinity of the city center.Office building "H2-Office" (Architects: Bothe; Richter; Teherani; 2004).Duisburg; October 16; 2007