“The Channel Tunnel – Life on the Inside” is a four-part documentary series about the people who keep the busiest railway system in the world going. The Channel Tunnel has been open for 25 year ...

The tunnel, which cost nearly £90million to complete, was opened in 2000. Visitors can drive through it, take in the fjord in Flåm, and return via the Aurlandsfjellet plateau on the Snow Road ...