Venture into the earth to witness **how to build** an amazing **underground house** using just **clay** and **primitive skills**! This incredible **building** project showcases the creation of a ...

In Wufeng Tujia autonomous county, Hubei province, the rugged beauty of central China masks the region’s long-standing isolation. Its steep terrain and dense forests have long hindered transport, ...

The world’s longest and deepest undersea road tunnel is being built in Norway, intended to cut travel time between major cities and become part of a ferry-free highway along its western coast.

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Gov. Newsom wants to accelerate a proposed $20-billion water tunnel project in the Sacramento-San Joaquin River Delta by simplifying permitting and limiting legal challenges. Newsom’s proposal drew ...

Line 5 is a critical piece of Michigan’s infrastructure. Every day, it delivers the energy that keeps our homes and jobsites warm, powers our manufacturing industry, supports small businesses and ...

Gov. Gavin Newsom is pushing to build a 45-mile water tunnel in California’s Delta. A new state report says the proposal is the “single most effective” action to adapt the state’s water system to ...

Gunpowder was first used in 1679, to build an underground section of the Canal du Midi, a canal connecting the Atlantic Ocean and the Mediterranean Sea. The tunnel was 157 meters long. Nitroglycerin ...