Explorer
Tunnel to a Lost World (2008x6)
Ausstrahlung: Jun 03, 2008
While excavating for the deepest submerged tunnel in the world, engineers uncovered a hidden past. Now engineers are on a three billion dollar collision course with archaeologists in the battle of the century.
- Premiere: Apr 1985
- Episoden: 247
- Anhänger: 1
- Geendet
- National Geographic
- Sonntag um 20