Hamburg is a transport hub and is an affluent city in Europe. It has become a media and industrial centre, with plants and facilities belonging to Airbus, Blohm + Voss and Aurubis. The radio and television broadcaster Norddeutscher Rundfunk and publishers such as Gruner + Jahr and Spiegel-Verlag are pillars of the important media industry in Hamburg. Hamburg has been an important financial centre for centuries, and is the seat of the world's second oldest bank, Berenberg Bank.