As the Crossrail rail link progresses on its route through London, the BBC has filmed tunnels lined with tracks in Europe's biggest engineering project.
by the BBC
We sent a drone through the Crossrail tunnel so you can have a sneak peek of what it looks like now. More: https://t.co/3wd4vzqvDj pic.twitter.com/Uh6bYQBMbW
— BBC Business (@BBCBusiness) October 5, 2016
As the Crossrail rail link progresses on its route through London, the BBC has filmed tunnels lined with tracks in Europe's biggest engineering project.
by the BBC
