An underground tunnel network long rumored thanks to drawings by Leonardo da Vinci under Milan’s Sforza Castle are proven to exist. Ground-penetrating radar and laser scanning revealed that the ...

The team adopted the construction pattern of three drifts and four shafts, according to China Communications Construction Xinjiang Transportation Investment and Development Co, which built the tunnel.

Archeologists Put an End to a Centuries-Old Rumor, Confirm the Existence of Underground Tunnel System Beneath Cusco ...

At the Microsoft Excel World Championship in Las Vegas, there was stardust in the air as 12 finance guys vied to be crowned ...

Find the perfect built-in oven for your kitchen with our Best Buy recommendations and expert buying advice. Modern ovens can have a host of hi-tech features. But if you don't get the basics right, you ...

We’ll explore some of the most notable and interesting tunnels in the region, with a focus on those built for human travel and bored or dug through a mountain, hill, or an underground space. The San ...

The 6,940-foot tunnel connected the north end of the San Fernando Valley with Newhall in the southern Santa Clarita Valley. It was built by the Southern Pacific Railroad, primarily with Chinese ...

(Daily Caller News Foundation) – Homeland Security officials are searching for the makers of an underground tunnel crossing from Mexico under ... Officials said the six-foot-tall, four-foot-wide ...