Tunnel Mastery – Extreme Excavation – Big Bigger Biggest
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Tunnel Mastery – Extreme Excavation – Big Bigger Biggest
Documentary revealing the technological leaps behind the world’s longest and deepest railway tunnel, the Gotthard Base Tunnel. It stretches over 57 kilometres through the heart of the Swiss Alps. At a depth of 2,300 metres, it’s deeper than any other tunnel on Earth, providing a vital highspeed rail link between Zurich and Milan. We follow ...
120.3K viewsDec 27, 2024
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