The Lærdal Tunnel in Norway is the longest road tunnel in the world, stretching 24.5 kilometres beneath the Norwegian mountains and featuring an array of unique safety and comfort features Source link : https://www.mirror.co.uk/lifestyle/travel/inside-worlds-longest-road-tunnel-34735269 Author : [email protected] (Joel Day, Amy Jones) Publish date : 2025-02-23 23:00:00 Copyright for syndicated content belongs to the linked Source.