![Geoff Manaugh on Twitter: "Continuing my streak of premium Norwegian tunnel content, the ”world's first subsea half marathon“ in Oct 2019 ran beneath the seabed in Norway's new Ryfast tunnel. “How often Geoff Manaugh on Twitter: "Continuing my streak of premium Norwegian tunnel content, the ”world's first subsea half marathon“ in Oct 2019 ran beneath the seabed in Norway's new Ryfast tunnel. “How often](https://pbs.twimg.com/media/EPZMPrDUYAAgVWw.jpg)
Geoff Manaugh on Twitter: "Continuing my streak of premium Norwegian tunnel content, the ”world's first subsea half marathon“ in Oct 2019 ran beneath the seabed in Norway's new Ryfast tunnel. “How often
![WORLDKINGS - Worldkings News - Europe Records Institute (EURI) – The Ryfylke Tunnel: World's longest and deepest subsea road tunnel - Worldkings - World Records Union WORLDKINGS - Worldkings News - Europe Records Institute (EURI) – The Ryfylke Tunnel: World's longest and deepest subsea road tunnel - Worldkings - World Records Union](https://worldkings.org/Userfiles/Upload/images/1412n.jpg)
WORLDKINGS - Worldkings News - Europe Records Institute (EURI) – The Ryfylke Tunnel: World's longest and deepest subsea road tunnel - Worldkings - World Records Union
![World's longest tunnel - Lærdal Tunnel (Norwegian: Lærdalstunnelen) is a 24.51-kilometre-long (15.23 mi) long road tunnel connecting the municipalitie Stock Photo - Alamy World's longest tunnel - Lærdal Tunnel (Norwegian: Lærdalstunnelen) is a 24.51-kilometre-long (15.23 mi) long road tunnel connecting the municipalitie Stock Photo - Alamy](https://l450v.alamy.com/450v/2jpmr9b/laerdalstunnelen-the-worlds-longest-road-tunnel-at-245-km-aurland-norway-scandinavia-europe-2jpmr9b.jpg)
World's longest tunnel - Lærdal Tunnel (Norwegian: Lærdalstunnelen) is a 24.51-kilometre-long (15.23 mi) long road tunnel connecting the municipalitie Stock Photo - Alamy
![Ryfast Tunnel, Stavanger, Norway. Part of the tunnel looks like this! The art looks stunning, but was also designed to prevent "tunnelvision" while driving through the 14000m tunnel system. : r/mildlyinteresting Ryfast Tunnel, Stavanger, Norway. Part of the tunnel looks like this! The art looks stunning, but was also designed to prevent "tunnelvision" while driving through the 14000m tunnel system. : r/mildlyinteresting](https://preview.redd.it/wk72zsbxpsb41.jpg?auto=webp&s=94f294ce9706459860ba16ea0a509bd4a49ff029)