De Rotterdam, a complex of three interconnected mixed-use towers designed by OMA, will go under construction in December 2009, the developers MAB and OVG announced.  The project is located in the old harbour district of Wilhelminapier, next to the iconic Erasmus bridge. The three stacked towers reach 150 metres high, producing a gross floor area of approximately 160,000m2, making De Rotterdam the largest building in the Netherlands...more.