Follow a team of more than 10,000 engineers and construction workers as they race to build a brand new railway under London - Crossrail - London's new Underground.
Official Trailer
Episodes
Ep 1
Urban Heart Surgery
A look at London's Crossrail, which requires building 42 km of tunnels under the city
16/07/201460 min
Ep 2
Tunnels Under the Thames
Engineers building Crossrail battle to rebuild a Victorian tunnel under the Royal Docks.
23/07/201460 min
Ep 3
Platforms and Plague Pits
The engineers building Crossrail race to build ten new train stations across London.