World's Longest Underwater Tunnel | Europe's Largest Construction Site | Fehmarnbelt Tunnel

In this video, we'll see an unique construction project that connects two European Nations Denmark and Germany by world's longest underwater tunnel. How this tunnel is different from other tunnels? Why it is Europe's longest tunnel and how it will improve transportation between nations? For all these information, watch these video till the end and also share with your friends and family.

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