Heidelberg is located on four tourist roads: Bergstraße, Bertha Benz Memorial Route, Castle Road, and Straße der Demokratie (Road of Democracy).
Heidelberg nằm trên bốn tuyến đường phục vụ du lịch: Bergstraße, Bertha Benz Memorial Route, Castle Road, and Straße der Demokratie (Đường Cộng hòa).