In preparation for Sennacherib’s arrival, Hezekiah had the ‘broad wall’ built around the city, 8m high, 7m wide, parts of which still stand today. He also had the Siloam tunnel built to bring water ...

Built on a limestone foundation, Valletta housed defense systems in deep tunnels during WWII that saved Malta and Allied ...

The 18km tunnel will be fitted together 40 metres down on the Baltic Sea bedCredit: YouTube/The Impossible Build Each of the 89 concrete building blocks will be carefully lowered onto the ...

No matter what they choose to build it will not be on budget or on time, that is the Massachusetts way.” “A tunnel would be more secure against human and natural threats. In the long run ...

But what makes the Fehmarnbelt Tunnel so special is the revolutionary engineering approach in its construction. It's going to be pieced together from 89 individual "precast" chunks that are built ...

A second phase will see a second tunnel built to allow one tunnel for each direction. The tunnels would be 24 miles long, of which 17 miles would be at depths of 175 to 475 metres below sea level.

It saw a 163 yard tunnel built just to the east of Caernarfon Castle. Sabre-roads.org.uk said it appears to have been constructed as a cut and cover structure as the roof of the tunnel below Castle ...

This had to include a tunnel under the historic town. It saw a 163 yard tunnel built just to the east of Caernarfon Castle. Sabre-roads.org.uk said it appears to have been constructed as a cut and ...

China is building a stunning 602-metre tunnel linking the Asian powerhouse to Europe. The Suifenhe tunnel, just above North Korea, will replace three 120-year-old railway tunnels on the Russia ...