Colossal Construction

Colossal Construction

Manapouri Tunnel (1x27)


: 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.

  • : 2008
  • : 28
  • : 1