Return to the 57-kilometer long high-speed rail tunnel in Switzerland's Gotthard Mountain range to see what it will take to finish the project by 2017.
| Title | Mega Builders - Season 6 Episode 1 Tunnel Vision |
|---|---|
| Year | 2012 |
| Genre | Documentary |
| Country | Canada, Germany, United States of America |
| Studio | Discovery |
| Cast | |
| Crew | |
| Alternative Titles | Megastavitelé, Verdens største byggerier, Mega Constructions, Megacostruzioni |
| Keyword | technology |
| First Air Date | Sep 18, 2005 |
| Last Air date | Mar 29, 2012 |
| Season | 6 Season |
| Episode | 41 Episode |
| Runtime | 26:14 minutes |
| Quality | HD |
| IMDb: | 0.00/ 10 by 0.00 users |
| Popularity | 3.054 |
| Language | English |
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