What is the longest tunnel in Europe?
The longest tunnel The world’s 4 longest vehicle tunnels and 5 of the 10 longest rail tunnels are in Europe; over ¼ of world’s railroad tracks are within Europe. Here are some of the longest road tunnels in Europe: Lærdal Tunnel (Norway) – Length: 24.5 kilometers (15.2 miles) Gotthard Base Tunnel (Switzerland) – Length: 24.5 …