Here’s an overview of my trip reports in Switzerland:
2016.01.25: Gotthard railway january 2016, day 1
2016.01.26: Gotthard railway january 2016, day 2
2016.01.27: Rhätische Bahn: Alvaneu – Surava and Bergün – Preda
2016.01.28: Rhätische Bahn: Between Bever, Samedan and Pontresina