Synopsis

The Channel Tunnel stands as an engineering triumph and a testament to what can be achieved when two nations, Britain and France put aside their historic differences and work together. On the 25th anniversary of its opening, we reflect on what it took to build the longest undersea tunnel ever constructed. Where to watch The Channel Tunnel: 25 Years series? Click the "Watch Now" button above to stream all seasons and episodes of The Channel Tunnel: 25 Years in HD for free on SFlix.