4 Season
29 Episode
Building Giants - Season 1 Episode 6 Super Tunnel
Engineers are building a ground-breaking new railway line in Copenhagen that features 22 miles of tunnels, 17 brand-new stations, and cutting-edge driverless trains.
- Year: 2020
- Country: United Kingdom, United States of America
- Genre: Documentary, Reality
- Studio: Science
- Keyword: skyscraper, civil engineer, engineer
- Director:
- Cast: Julian Barratt