History:The Secrets of Gallo-Romans
Two thousand years ago， the Romans dominated the world. Where did they get the magnificent emeralds which adorned their jewelry? How were they able to build bridges， roads， immense aqueducts? Helicopter flight， reconstructions， sophisticated analyses — we are going to see that scientists are ready to use every sort of technique to resolve these enigmas.
- Added：2006
- Country：France
- Duration：25
- Time of update：2011/8/19 11:01:35