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Extreme Engineering - Season 8 Episode 8
The Swiss government is spending 18 billion dollars to create the Gotthard Base Tunnel - the longest tunnel in the world, getting people and goods through the Alps up to 3 times faster and ultimately changing European transit forever.
- વર્ષ: 2011
- દેશ: United States of America
- શૈલી: Documentary
- સ્ટુડિયો: Discovery
- કીવર્ડ: engineering
- ડાયરેક્ટર:
- કાસ્ટ: