Treni panoramici, nice touristic attraction in Northern Italy and Switzerland.
Il trenino blu delle Centovalli (‘little Centovalli blu train’) connects Domodossola
and Locarno (Switzerland)
The important is not the destination but the journey, in this case literally.
(See also “I miss traveling by train – 1 – 2” https://misshome.wordpress.com/2013/08/25/56-i-miss-traveling-by-train-1/