Gotthard Base Tunnel: The World's Longest Railway Tunnel

Grab a t-shirt (apologies for the very limited selection currently, being worked on!): https://teespring.com/en-GB/stores/megaprojects-merch Why travel over the Alps when you can just ride right through them? A team of Swiss engineers asked themselves just such a question, and the resulting structure became the longest railway tunnel in the world. Simon's Social Media: Twitter: https://twitter.com/SimonWhistler Instagram: https://www.instagram.com/simonwhistler/ Simon's Other Channels: TodayIFoundOut: https://www.youtube.com/user/TodayIFoundOut TopTenz: https://www.youtube.com/user/toptenznet Biographics: https://www.youtube.com/channel/UClnDI2sdehVm1zm_LmUHsjQ Visual Politik: https://www.youtube.com/channel/UCT3v6vL2H5HK4loLMc8pmCw Highlight History: https://www.youtube.com/channel/UCnb-VTwBHEV3gtiB9di9DZQ Geographics: https://www.youtube.com/channel/UCHKRfxkMTqiiv4pF99qGKIw Business Blaze: https://www.youtube.com/channel/UCYY5GWf7MHFJ6DZeHreoXgw