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YouTubeInvestigation
Le plus grand tunnel du monde : les mineurs face aux montagnes
Depuis des millénaires, les tunnels nous permettent de raccourcir les distances et de traverser des obstacles réputés infranchissables. Aujourd’hui, au cœur des Alpes, des centaines d'hommes et de femmes mettent leur savoir-faire au service d’un projet titanesque : bâtir le plus grand tunnel ferroviaire du monde : le Lyon-Turin Au sein ...
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