Study in Norway - Norway is home to Lærdal tunnel which is recognised as the world's longest tunnel. The 24.5km structure connects Lærdal with Aurland. #engineering #tunnel #studyinnorway | Facebook
Lighting effects in the longest road tunnel in the world – the Lærdal Tunnel
Norway to open 'longest cycle tunnel and walkway' at nearly two miles in length | World News | Sky News
How the World's Longest Road Tunnel Was Built - YouTube
MediCarrera - #Didyouknow that the Lærdal Tunnel in Norway is the world's longest? It is 24.5 km long, and it cost about USD $110 million. The design inside the tunnel is admired
World's first ship tunnel to be built under Norwegian mountains | CNN
Lærdal Tunnel: Long-Term Night Closure Announced - Life in Norway