Some of the closest cities are Trier, Luxembourg, Nancy, Metz, Kaiserslautern, Karlsruhe and Mannheim. Saarbr�cken is connected by the city's public transport network to the town of Sarreguemines in France, and to the neighboring town of V�lklingen, where the old steel works were the first industrial monument to be declared a World Heritage Site by UNESCO in 1994 � the V�lklinger H�tte
