The longest underwater tunnel in the world is being build between Germany and Denmark and it will be made up of 89 segments which are being likened to Lego pieces ...

If asked which underwater tunnel in the world was longest, you'd be pardoned for proposing the Channel Tunnel, located between the UK and France, which is an admirable 31 miles long. But ...

THE world's biggest underwater "Lego tunnel" will soon be dunked into the ocean to create a bustling connection between Denmark and Germany. The $7billion mega-project will install a sub-aquatic ...

A staggering €1.9 billion megatunnel is set to change the face of travel in Norway, cutting an 11-hour journey down to just 30 minutes.

Dotted across the globe are some of the most unusual tunnels that you could ever imagine, from one being mysteriously made by giant sloths to another that has been labelled an 'entrance to hell'.

FOR around a tenner, you could be in a different country in half an hour… without having to hop on a flight. A little-known train ride connecting two countries in Europe is so quick, it is ...

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' ...

Japan and Britain struggled with similar issues, which were later resolved with their renowned underwater tunnels; however, New Zealand had never considered adopting the idea seriously.

Morocco and Spain have been mulling over how to create a fixed connection between the two continents—either a tunnel or a bridge—since at least 1980.