World’s Longest Tunnel to Open in Switzerland

Sometimes the things man can achieve are mind-boggling, to say the least. More great content from alk3r.


World’s longest and deepest Gotthard Base Tunnel, in southern Switzerland, after 17 years, is set to open on June 1.

Gotthard Base Tunnel, a 35.5 miles railway tunnel through the Alps in Switzerland, cost $12 billion and displaces 31 million tons rock.

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