9 Сезона
77 Епизода
Extreme Engineering - Season 9 Episode 1
Danny takes us to New York City, where the largest public works project in the country is happening: a $15 billion expansion of the NYC transit system. He heads 150 feet underground to find out what can be done without shutting down the city above.
- Година: 2011
- Земја: United States of America
- Genанр: Documentary
- Студио: Discovery
- Клучен збор: engineering
- Директор:
- Улоги: