How deep is the train from London to Paris?

How deep is the Channel Tunnel? At its deepest, the tunnel is 75 metres (246 feet) below the sea level. That's the same as 107 baguettes balancing on top of each other. The English Channel is much deeper than the tunnel, with its deepest point measuring 175 meters (574 feet) below sea level.



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23.5 miles (37.9 km) of the Channel Tunnel is under the English Channel, making it the world's longest undersea tunnel.

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Trains can travel through the tunnel at speeds as high as 160 km (100 miles) per hour; the trip takes about 35 minutes. It has the longest undersea portion of any tunnel in the world (37.8 km [23.5 miles]).

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What does the Eurotunnel look like underwater? This may be a disappointing answer, but you can't actually see the sea from the Eurostar. When you go through the tunnel and look out of the window, all you can see is your reflection in the glass because it's quite dark outside.

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The Channel Tunnel is under the English Channel for 37.9 km or 23.5 miles, which is the worlds longest undersea tunnel. When riding the Eurostar you'll be underwater for about 13 minutes.

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As you may know, this train travels underwater for a short time. The underwater train from London to Paris goes through the Channel Tunnel, which runs under the English Channel for approximately 13 minutes.

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In fact, the Channel Tunnel (or Chunnel, as it's sometimes known), is just over 31 miles in length and is the longest continuous underwater tunnel in the world. Traveling at a maximum speed of 100 mph in the Chunnel, it takes a Eurostar train around 35 minutes to travel this underwater stretch between London and Paris.

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The tunnel is actually designed to leak. As Eurotunnel explain on their website, 'seawater from the rocks above the tunnel drips through and is then pumped away.

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City centre to city, the Eurostar is quicker. Overall journey times between the centre of London and Paris is under 3.5 hours including transfers to the station and check in times. The Eurostar train journey itself takes generally takes under 2 hours 20 minutes for the 307 mile run.

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The Eurostar does not travel through the most glorious countryside. And you head underground before you can see the coast. In Kent you may get a glimpse of a few conical oast houses. The train travels very fast - and especially on the France side, there is nothing much to look at.

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Well, they're not called high-speed trains for nothing. They can reach a top speed of 300 kilometres per hour (that's 186 miles per hour) on high-speed lines in the UK, France, Belgium, Germany, and the Netherlands.

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Collapse of the tunnel isn't what would make it impassible first. The tunnel itself might well last a century or so, but if there's no electric power for as little as a few weeks the tunnel will be closed by water seepage that can't be pumped out.

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The Seikan Tunnel is the world's longest undersea tunnel by overall length (the Channel Tunnel, while shorter, has a longer undersea segment).

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The Cowburn Tunnel is a railway tunnel at the western end of the Vale of Edale in the Derbyshire Peak District of England. The tunnel is 3,702 yards (3,385 m) long. It is the deepest railway tunnel in England, at 875 feet (267 m).

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