Colossal Construction

Colossal Construction

Manapouri Tunnel (1x27)


Udgivelsesdato: Okt 17, 2009

In order to tap the vast potential energy of New Zealand's Manapouri lake, a six mile tunnel must be carved out of some of the toughest rock on the planet, in a place where yearly rainfall is measured in feet instead of inches.

  • Premieret: Dec 2008
  • Afsnit: 28
  • Følgere: 1
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