1882 - 2021
Beginning of time period
End of time period
-
31. December 2016
The train feels the strain
-
31. December 1970
The abortive project begins
-
17. May 2019
Escher forever?
-
15. May 2012
No to the Porta Alpina
-
26. September 1992
Yes to the NRLA
-
31. May 2014
The four-metre corridor
-
5. September 2006
Breakthrough in the Gotthard
-
13. June 1999
Adjustments go unnoticed