Switzerland’s Gotthard Train Tunnel Will Be World’s Longest, Deepest

May 23, 2016

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The world gets a little smaller next month with the unveiling of the longest and deepest railway tunnel ever constructed — a feat of engineering under the Alps that will slash journey times across Europe.Website Insert Gathering of Professionals 1 copy

The Gotthard Base Tunnel (GBT) in Switzerland is the product of 17 years of work, including cutting through solid rock at depths of up to 7,500 feet. It cost $12 billion — as well as the lives of eight workers.

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