9 Tymor
158 Pennod
MegaStructures - Season 0 Episode 13
It is one of the most ambitious construction projects of modern times: building the world’s deepest submarine tunnel beneath one of the busiest shipping lanes on the planet, just 12 miles north of one of the most active fault lines today.
- Blwyddyn: 2012
- Gwlad: United States of America
- Genre: Documentary
- Stiwdio: National Geographic
- Allweddair:
- Cyfarwyddwr:
- Cast: