9 Årstid
158 Episode
MegaStructures - Season 3 Episode 12
It's man made and one of the strongest materials on earth. Explore the science behind steel and the innovations it has made possible -- from the Brooklyn Bridge to the tools for medical miracles.
- År: 2012
- Land: United States of America
- Sjanger: Documentary
- Ettromsleilighet: National Geographic
- Nøkkelord:
- Regissør:
- Cast: