Seikan Tunnel stretches 53.9 km and stands as Japan's longest tunnel. It is located beneath the Tsugaru Strait and connects the islands of Honshu and Hokkaido ...

Did you know that the Gotthard Base Tunnel in Switzerland, the longest rail tunnel in the world, runs deeper than any other tunnel, reaching up to 2.3 kilometres (1.4 miles) below the surface?

The longest underwater tunnel in the world is being build between Germany and Denmark and it will be made up of 89 segments ...

Norway want to break its own record for the world's longest tunnel and has revealed its plans to erect a 16.5 mile-long underwater 'megatunnel' ...

Whizz through the world's longest and deepest railway tunnel that's only a couple of hours from the UK. With a staggering route length of 57.09km and an underground depth of 2,400 metres ...

Ontario PC leader Doug Ford doubled down on his wildly ambitious plan to create a new expressway by tunnelling under the ...

For example, the Atal Tunnel in Himachal Pradesh is the longest highway tunnel in the world at an altitude of over 10,000 feet. There are many more significant tunnels in India, such as the ...

Think about it: a trip from Copenhagen to Hamburg will be cut from 4.5 hours to just 2.5 hours. That opens up so many ...

THE world's tallest and longest tunnel slide is set to reopen in London - and it's just in time for the half-term holidays. The Olympic Park’s iconic ArcelorMittal Orbit closed at the beginning ...

Here’s a list of the top 10 longest railway tunnels in the world, showcasing the incredible feats of human innovation: The Gotthard Base Tunnel holds the title of the world’s longest railway ...