![Gotthard Base Tunnel, World's Longest, Deepest Tunnel, Is Officially Open In Switzerland : The Two-Way : NPR Gotthard Base Tunnel, World's Longest, Deepest Tunnel, Is Officially Open In Switzerland : The Two-Way : NPR](https://media.npr.org/assets/img/2016/06/01/gettyimages-105475814_custom-293c8eedebb27759dbd26d764b46c07b23b87f9f.jpg)
Gotthard Base Tunnel, World's Longest, Deepest Tunnel, Is Officially Open In Switzerland : The Two-Way : NPR
![Gotthard Base Tunnel, World's Longest, Deepest Tunnel, Is Officially Open In Switzerland : The Two-Way : NPR Gotthard Base Tunnel, World's Longest, Deepest Tunnel, Is Officially Open In Switzerland : The Two-Way : NPR](https://media.npr.org/assets/img/2016/06/01/gettyimages-452220676_custom-b3e92a3fa06b45c9db3eb26f2872f3023e27491e.jpg)
Gotthard Base Tunnel, World's Longest, Deepest Tunnel, Is Officially Open In Switzerland : The Two-Way : NPR
![Gotthard Base Tunnel, World's Longest, Deepest Tunnel, Is Officially Open In Switzerland : The Two-Way : NPR Gotthard Base Tunnel, World's Longest, Deepest Tunnel, Is Officially Open In Switzerland : The Two-Way : NPR](https://media.npr.org/assets/img/2016/06/01/gettyimages-536301520_custom-bee606c83243271e381297336615d94042481be7.jpg)
Gotthard Base Tunnel, World's Longest, Deepest Tunnel, Is Officially Open In Switzerland : The Two-Way : NPR
![Dark Horse News on Twitter: "Bizarre Opening Ceremony For Gotthard Base Tunnel In Switzerland PART 2 https://t.co/DTaN7OjxbX https://t.co/YQORxfFFnx" / Twitter Dark Horse News on Twitter: "Bizarre Opening Ceremony For Gotthard Base Tunnel In Switzerland PART 2 https://t.co/DTaN7OjxbX https://t.co/YQORxfFFnx" / Twitter](https://pbs.twimg.com/media/CkHuX3qUkAEzAYW.jpg:large)