between Freiburg and Neustadt, where the Sternwald-Tunnel with a length of 514 metres and the Loretto-Tunnel with a length of 302 metres were built with the relocation of the railway section between Freiburg main station and Freiburg-Littenweiler in 1934. The lower Hirschsprung tunnel was originally 121 metres long but was then shortened to 114 metres after World War II. References Sources ISBN 3-88255-780-X. Gallery External links Locomotive DB 85 as a 1:85 model Railway lines in Baden-Württemberg Rack railways in Germany Railway lines opened in 1887