How Far Under The Sea Is The Tunnel?
The Channel Tunnel is the longest Channel Tunnel in the world: its section under the sea is 38km long. It is actually composed of three tunnels, each 50km long, bored at an average 40m below the sea bed. They link Folkestone (Kent) to Coquelles (Pas-de-Calais). How deep is the tunnel under water? The tunnel is …