Under Siege! Season 1 Episode 1 Alesia 52BC: Fighting Caesar's Legions

As resistance to the Roman invasion of Northern Europe collapsed, the Gallic warrior Vercingetorix marshaled 100,000 troops against the formidable and ruthless Roman legions led by Julius Caesar. The extraordinary siege works constructed by the Romans not only kept Vercingetorix's army penned in but also managed to keep an enormous Gallic relief army out.