In the 1930s, workers bored a 13-mile tunnel beneath Mt. San Jacinto. Here's a look inside the engineering feat that carries ...

It can be all too easy to heap accolades upon Oregon’s most beautiful places, but this time we really, seriously mean it.

The portals’ unique tapered design combined with the precision-sized holes provide an incredibly smooth build-up of pressure as the train enters the tunnel. As a result, there won’t be any audible ...

Its features include: Design and structure A regal deck arch bridge of steel and concrete. 1,315 meters (4,314 feet) in total length. It boasts of one of the longest spans globally with its 467 meter ...

The £2.2bn Silvertown tunnel has opened today, marking the completion of London’s first new road tunnel beneath the Thames in 45 years. Built by Riverlinx CJV, a joint venture between Ferrovial, Bam ...

Anyone who has driven through the Lincoln Tunnel may have seen the elevated catwalk along the roadway. In the 1950s and 1960s, police used to have a little car that went back and forth on the ...

The Standedge Tunnel is the longest, deepest, and highest canal tunnel in the UK, stretching over three miles beneath the Pennines. This journey through the historic waterway reveals the ...