Workers had to blast through a staggering 2.5 million cubic meters of solid rock to create this marvel of engineering.
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Although the project was approved in 2017, financial setbacks delayed construction. With an estimated investment of USD 1.87 ...
A staggering €1.9 billion megatunnel is set to change the face of travel in Norway, cutting an 11-hour journey down to just 30 minutes.
The Stad peninsula in Norway is home to rough tides and ... China is busy digging beneath the mountains to build the world's longest motorway tunnel in an ambitious three billion pound project.
The Gotthard Base Tunnel currently holds the world record for being the world's longest and deepest railway tunnel, spanning the 35.5-mile distance between the cantons of Uri and Ticino.
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