![Impossible Railways](https://image.tmdb.org/t/p/w342/bEs79H0Jd0NpyOJqq9jvK9UGRN6.jpg)
2 Season
12 Episode
Impossible Railways - Season 2 Episode 3 Into the Blue
Engineering that has overcome some of the greatest mountain ranges to create innovative railways, including a tunnel in the Swiss Alps and a zig-zag railway in Ecuador.
- Year: 2019
- Country: United States of America, Denmark, United Kingdom, Germany, Sweden, New Zealand
- Genre: Documentary
- Studio: U&Yesterday
- Keyword: engineering, train, railroad
- Director: Tom Weston-Jones, Tom Weller
- Cast: