The last of the 380,000 sleepers in the Gotthard Base Tunnel are coloured gold.
The last of the 380,000 sleepers in the Gotthard Base Tunnel are coloured gold., 2014 (Keystone)
An event offers an insight into the history of the NRLA through texts, photos, films and infographics. This document is part of the following events.
The rail is not a standard design: it goes through multiple variants in the course of its development.