9 Tymor
158 Pennod
MegaStructures - Season 2 Episode 2
In 1906, an earthquake of magnitude 7.9 rocked San Francisco. An earthquake of similar or greater proportions is expected to occur in San Francisco again, and soon. The episode takes a look at the efforts that are being made to retrofit and strengthen America’s most recognized bridge, the Golden Gate Bridge, before the next big earthquake happens. It also gives a brief history about the construction of the suspension bridge, and the people who were involved in its construction.
- Blwyddyn: 2012
- Gwlad: United States of America
- Genre: Documentary
- Stiwdio: National Geographic
- Allweddair:
- Cyfarwyddwr:
- Cast: