Between the 450 m long Wiesen I tunnel and the 969 m long Bärentritt tunnel on the line from Filisur to Davos, there is a gap of only few more then 10 meter, where the passengers have a glimps of less then 1 second daylight, when the train cross the bridge of the creek, which fall down to the Zügen gorge. "C-C" or Rhaetian crocodil Ge 6/6 I # 415 with the "Davos-Landwasser special" caught in the right moment.