Spectacular Window Ad directly on the A40 motorway towards Düsseldorf, one of the busiest motorways in Germany! In the centre of the Ruhr area, the Germany's largest conurbation centre, this landmark location cannot be overlooked. There is always something going on here: numerous commuters, business professionals and shopping enthusiasts who visit the Rhein-Ruhr-Zentrum shopping centre right next door centre with around 200 shops, more than 200,000 pass the eye-catcher every day.