
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Impossible Engineering - Season 2 Episode 5 Epızod 5
How did engineers move mountains to build the longest and deepest rail tunnel on the planet? Discover how 25 million tons of rock were moved to build this modern wonder, the Gotthard Base Tunnel.
- Жыл: 2021
- Ел: United Kingdom, United States of America
- Жанр: Documentary
- Студия: Science
- Кілт сөз: engineering
- Директор:
- Кастинг: Mike Bratton