From Berlin, Hanover and Kassel: Take the train to Goslar; from Goslar station take the bus no. 830 to Clausthal-Zellerfeld, exit at bus station "Bauhofstraße". After a short way by foot in direction of traffic turn right "Am Klepperberg", then after 30 m turn left "Robert-Koch-Straße". The institute is situated 100 m in front of you on the right side.

Planning Aid: German Railways Travel Planner