![Section remplie de Channel Tunnel Rail tunnel avec pistes permanentes, des allées et de l'équipement fixe installé Photo Stock - Alamy Section remplie de Channel Tunnel Rail tunnel avec pistes permanentes, des allées et de l'équipement fixe installé Photo Stock - Alamy](https://c8.alamy.com/compfr/aga79j/section-remplie-de-channel-tunnel-rail-tunnel-avec-pistes-permanentes-des-allees-et-de-l-equipement-fixe-installe-aga79j.jpg)
Section remplie de Channel Tunnel Rail tunnel avec pistes permanentes, des allées et de l'équipement fixe installé Photo Stock - Alamy
![Channel Tunnel: The 20th century's most expensive construction project — but worth every penny | by Gareth Dennis | Medium Channel Tunnel: The 20th century's most expensive construction project — but worth every penny | by Gareth Dennis | Medium](https://miro.medium.com/v2/resize:fit:1200/1*XB6srBd6GLy_4w6yDbtKPQ.png)
Channel Tunnel: The 20th century's most expensive construction project — but worth every penny | by Gareth Dennis | Medium
![Channel Tunnel, the Longest Undersea Tunnel in the World, Reaches a Technological Grid Milestone With GE | Business Wire Channel Tunnel, the Longest Undersea Tunnel in the World, Reaches a Technological Grid Milestone With GE | Business Wire](https://mms.businesswire.com/media/20230201005238/en/1701713/5/GE_GetLink_Eurotunnel_Infographic_EN_2023.jpg)