Places to visit Science and technology Götaland

For Sweden, the First World War meant great difficulties in keeping in touch with the outside world, especially over long distances. This radio station, which was designated a World Heritage Site by UNESCO in 2004, is unique in the world. Built between 1922 and 1924, it houses the only working alternator transmitter. It was used for telegraphic communication with the American base on Long Island and ceased to be used in 1996.