To make your journey as comfortable as possible please find following some useful hints:
Please note that there are two stations named Trossingen - the DB station Trossingen Bahnhof on the line from Rottweil – Schwenningen, which is 5km outside the town - and the station Trossingen Stadt in the town center. Both stations are connected by the Ringzug.
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closest international airports are Stuttgart (Germany) and Zurich (Switzerland).