World's longest train tunnel

Yahoo News
Miner stands in front of drill machine 'Sissi' after it broke through the rock at the final  section at construction site of the NEAT Gotthard Base Tunnel

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Switzerland is building in the NEAT Gotthard Base tunnel, which is the world’s longest train tunnel, with 57 km long parallel tracks crossing the Alps. The tunnel should become operational at the end of 2016.

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