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

The 13-mile-long San Jacinto Tunnel was bored through the mountain in the 1930s by a crew of about 1,200 men who worked day and night for six years, blasting rock and digging with machinery.

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

"Around three km are covered through bridges and four ... are water ingress and soft squeezing rock which try to obstruct them from digging a tunnel in the Himalayas. Once a TBM is stuck inside ...

"Around three km are covered through bridges and four ... are water ingress and soft squeezing rock which try to obstruct them from digging a tunnel in the Himalayas. Once a TBM is stuck inside ...

Latourell plunges 224 feet over a basalt cliff and is considered one of the route’s more hidden gems. For more, visit its ...

Nick's Signal Spot explores the untold story of tunnel radio systems that bring AM and FM signals to life below the surface.

The ride through the tunnel took about 10 minutes before the cyclists moved off towards Poplar. But on X, formerly Twitter, people reported that the road was closed for over an hour after they had ...