Megastructures

Megastructures

Iceland's Big Dig (2007x3)


Data emisji: Maj 05, 2007

In Iceland, a giant tunnel boring machine called `Jaws' has chewed up nine miles of basalt to aid a hydroelectric project. See the rock cruncher at work as it burrows deep down.

  • Premiera: Wrz 2004
  • Odcinki: 162
  • Obserwujący: 11
  • Trwający
  • National Geographic
  • Wtorek w 20