Switzerland has Built the World's longest Tunnel (18 Photos)
Switzerland has Built the World's longest Tunnel (18 Photos)
18 images...

Switzerland has built the longest in the world - 56.97 km - railway tunnel. Construction lasted 10 years. Gotthard Base Tunnel in 2017 will enable high-speed train travel between Germany and Italy, not crossing the Alps.
18 images...

Switzerland has built the longest in the world - 56.97 km - railway tunnel. Construction lasted 10 years. Gotthard Base Tunnel in 2017 will enable high-speed train travel between Germany and Italy, not crossing the Alps.
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