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44:35
YouTube
Rajesh Vansfoda
The Chunnel World's Longest Underwater Tunnel Megastructures
The Chunnel World's Longest Underwater Tunnel Megastructures The Channel Tunnel (French: Le tunnel sous la Manche; also nicknamed and shortened to Chunnel)[2][3] is a 50.5-kilometre (31.4 mi) rail tunnel linking Folkestone, Kent, in the United Kingdom, with Coquelles, Pas-de-Calais, near Calais in northern France, beneath the English Channel at ...
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