World's Most Extreme

World's Most Extreme

Tunnels (1x4)

Staffelfinale

Ausstrahlung: Dez 16, 2014

From the Swiss Alps to a Japanese metropolis, tunnels are often wonders of modern construction, but can also be scenes of disaster. These are the 10 most extreme tunnels on Earth.

  • Premiere: Sep 2014
  • Episoden: 12
  • Anhänger: 0
  • Geendet
  • Travel Channel
  • Mittwoch um 9