The 11-mile passage will be the world's longest road and rail tunnel, as well as the planet's longest immersed tunnel when it opens. The tunnel will be made of 89 standard concrete elements ...

Whilst there are more than a thousand rail tunnels in the UK, the majority can be travelled through in a matter of seconds. However, one tunnel in the Swiss Alps takes a staggering 20 minutes to ...

A photo shows a railway tunnel running under a UK seaside resort that had become overgrown with vegetation after it was abandoned for 30 years. On 5 July 1865, an Act for the construction of the ...

Complicating the Gateway project are the unknowns underground, from an 1800s-era bulkhead supporting Manhattan to a former landfill on the path.