In his 1930 book Train in the Snow (Vlak u snijegu), Croatian writer Mato Lovrak tells the story of a group of schoolchildren who travel to a nearby town for a field trip. As they are supposed to return to their village, their teacher falls ill, and the children travel home on their own. When the train gets blocked by a snowdrift, the children work together with railroad workers to unblock the track. Almost a century later, one could say that the popularity of the book has outlived the popularity of railways. While the novel is still widely known as a warming tale of solidarity and friendship, the concept of (school) trips by train have…