Archives for September 2020


It’s been almost 70 years in the making, but the longest rail tunnel in the world is due to open this month.

Conceived in 1947, the Gotthard Base Tunnel in Switzerland is the longest rail tunnel in the world. It runs through the Swiss Alps for 57km (35.4miles) so travel time between Zurich and Milan will be an hour faster than pre-tunnel time.

This great feat of engineering began 17 years ago. It involved cutting through 28.2 million tonnes of rock at a depth of about 22.9km (13miles). Eight workers died during the construction phase of the $17 billion project. read more