Megastructures
Deep Sea Highway (2011x4)
Ημερομηνία προβολής: Φεβ 17, 2011
South Korea never constructed a submerged tunnel, but now tackles the challenge of building one of the deepest immersed highways on Earth. Designed for the fickle conditions of the Pacific, the giant tunnel must be both earthquake and typhoon proof.
- Πρώτη προβολή: Σεπ 2004
- Επεισόδια: 162
- Ακόλουθοι: 11
- Τρέχων
- National Geographic
- Τρίτη στο 20