A fiery pileup inside a tunnel on Interstate 80 in Wyoming left at least two dead with five others injured late Friday morning. Fire and smoke billowed from the tunnel as people ran for safety.

Nestled high in the remote mountains of the Qinghai-Tibet Plateau, the Fenghuoshan Tunnel has earned its place ... The tunnel's location on Fenghuoshan Mountain presents unique challenges due ...

Maybe that's because it's also one of the world's steepest roads, chiseled into the mountain by local villagers. The Guoliang Tunnel is located in the Taihang Mountains in China's Henan Province ...

It's unlike anything else in the area: A quarter-mile walkable tunnel carved into an enormous mountain that's an engineering wonder, a failure and a little bit spooky. Even if the sun's shining ...

When it opened on July 4, 1930, it was the longest mountain tunnel in the U.S. Today, the sandstone tunnel is a major thoroughfare and top Zion National Park attraction. As you drive through it ...

The stats CDOT has on the mountain corridor and the Eisenhower ... It means more time driving through the tunnel and less stopped up at the top.

Thousands of workers are battling the elements to build India's longest tunnel in the Himalayas. But the Zojila tunnel has a greater purpose, as it could be a game changer for India in the country ...

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