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Megaestructuras - Season 4 Episode 3 Episodio 3
Can engineers make 6,000-ton concrete pontoons float? That's the only way to construct this astonishing bridge in Canada, but can they pull it off?
- Año: 2012
- País: Canada, Germany, United States of America
- Género: Documentary
- Estudio: Discovery
- Palabra clave: technology
- Director:
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