First Giruno runs through the Gotthard Base Tunnel | News | Railway Gazette International
Gotthard Base Tunnel opens for passenger transport | Press | Company | Siemens
Swiss Shippers Council and Contship Italia: discussing intermodal connectivity after finishing of Gotthard Tunnel | RAILTARGET
Gotthard Base Tunnel, World's Longest, Deepest Tunnel, Is Officially Open In Switzerland : The Two-Way : NPR
Passenger services begin running through Gotthard Base Tunnel
Gotthard Base Tunnel: Surveying the Drive, Laser Scanning and Track Position Control - tunnel
The Longest Tunnel in the World - NORMA Group Blog
Gotthard Base Tunnel | Description, Length, Importance, Opening, & Facts | Britannica
Switzerland: Successful launch of commercial services through the new Gotthard Base Tunnel | UIC Communications
Switzerland's Gotthard Train Tunnel Will Be World's Longest, Deepest
World's Longest and Deepest Rail Tunnel, Through Swiss Alps, Opens - The New York Times
Gotthard Base Tunnel - Wikipedia
Gotthard tunnel: World's longest and deepest rail tunnel opens in Switzerland - BBC News
Gotthard Base Tunnel - Wikipedia
First train through world's longest rail tunnel – DW – 12/11/2016
Gotthard Base Tunnel: Stage reached by Work - tunnel
Gotthard Base Tunnel - Wikipedia
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/34/22/3422bebe-7318-4aae-a302-02c9e48c9ad8/nov2016_h09_phenom.jpg "Beneath a Mountain in Switzerland Lies the World's Longest Shortcut | Travel| Smithsonian Magazine")
Beneath a Mountain in Switzerland Lies the World's Longest Shortcut | Travel| Smithsonian Magazine
Gotthard Base Tunnel: Stage reached by Work - tunnel
Gotthard Base Tunnel - Wikipedia
Gotthard tunnel – DW – 06/01/2016
Gotthard Base Tunnel, Switzerland - Railway Technology
Gotthard tunnel: World's longest and deepest rail tunnel opens in Switzerland - BBC News
