Kengo Kuma & Associates wins design competition for new Paris Metro station - Patches of greenery, sloping terraces, and a rooftop garden will add a fresh contrast to the industrial-looking construction of building, which will be largely glass and steel. intentionally designed building to pay homage to rail tracks, which will run in front The station will serve as one of the main junctions on the express line route that will create a ring around Paris by 2030.