1 of 8 World's longest tunnel,World's longest tunnel under Swiss Alps,tunnel under Swiss Alps,Tunnel through the Alps,Gotthard Base Tunnel,World's Longest Tunnel Drilled Under Swiss Alps,tunnel,longest tunnel
Progress on the NEAT Gotthard Base Tunnel, the world's longest train tunnel, that will allow for crossing the Alps at the end of 2016. Credit: Reuters
2 of 8 World's longest tunnel,World's longest tunnel under Swiss Alps,tunnel under Swiss Alps,Tunnel through the Alps,Gotthard Base Tunnel,World's Longest Tunnel Drilled Under Swiss Alps,tunnel,longest tunnel
Progress on the NEAT Gotthard Base Tunnel, the world's longest train tunnel, that will allow for crossing the Alps at the end of 2016. Credit: Reuters
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3 of 8 World's longest tunnel,World's longest tunnel under Swiss Alps,tunnel under Swiss Alps,Tunnel through the Alps,Gotthard Base Tunnel,World's Longest Tunnel Drilled Under Swiss Alps,tunnel,longest tunnel
Progress on the NEAT Gotthard Base Tunnel, the world's longest train tunnel, that will allow for crossing the Alps at the end of 2016. Credit: Reuters
4 of 8 World's longest tunnel,World's longest tunnel under Swiss Alps,tunnel under Swiss Alps,Tunnel through the Alps,Gotthard Base Tunnel,World's Longest Tunnel Drilled Under Swiss Alps,tunnel,longest tunnel
Progress on the NEAT Gotthard Base Tunnel, the world's longest train tunnel, that will allow for crossing the Alps at the end of 2016. Credit: Reuters
5 of 8 World's longest tunnel,World's longest tunnel under Swiss Alps,tunnel under Swiss Alps,Tunnel through the Alps,Gotthard Base Tunnel,World's Longest Tunnel Drilled Under Swiss Alps,tunnel,longest tunnel
Progress on the NEAT Gotthard Base Tunnel, the world's longest train tunnel, that will allow for crossing the Alps at the end of 2016. Credit: Reuters
6 of 8 World's longest tunnel,World's longest tunnel under Swiss Alps,tunnel under Swiss Alps,Tunnel through the Alps,Gotthard Base Tunnel,World's Longest Tunnel Drilled Under Swiss Alps,tunnel,longest tunnel
Progress on the NEAT Gotthard Base Tunnel, the world's longest train tunnel, that will allow for crossing the Alps at the end of 2016. Credit: Reuters
7 of 8 World's longest tunnel,World's longest tunnel under Swiss Alps,tunnel under Swiss Alps,Tunnel through the Alps,Gotthard Base Tunnel,World's Longest Tunnel Drilled Under Swiss Alps,tunnel,longest tunnel
Progress on the NEAT Gotthard Base Tunnel, the world's longest train tunnel, that will allow for crossing the Alps at the end of 2016. Credit: Reuters
8 of 8 World's longest tunnel,World's longest tunnel under Swiss Alps,tunnel under Swiss Alps,Tunnel through the Alps,Gotthard Base Tunnel,World's Longest Tunnel Drilled Under Swiss Alps,tunnel,longest tunnel
Progress on the NEAT Gotthard Base Tunnel, the world's longest train tunnel, that will allow for crossing the Alps at the end of 2016. Credit: Reuters