The building complex is situated in the centre of Bonn on its two prominent squares, Münsterplatz and Martinsplatz. In the process of incorporating the former town residences, Münsterplatz 2 and Martinsplatz 7 and 8 into the department store complex, the curtain walls reminiscent of the 1950s were - on account of their structurally poor condition as well as disfigurement due to past alterations and renovations - rebuilt in concurrence with the preservation of monuments.