Inside the world’s longest road tunnels – from no daylight for 20 minutes to £9.3billion project
THE 10 longest road tunnels in the world showcase cutting edge technology and impressive architecture. These impressive feats have helped to connect communities and shorten journeys across the world. While most road tunnels cover short distances, motorists can drive for up to 20 minutes without a glimpse of sunlight in some of the world's longer...
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