The series uses modern science to investigate the mysteries of the most legendary battles from ancient times. Spartans vs Persians in the battle of Thermopylae, Hannibal vs Rome in the battle of Cannae, The Viking raid on Paris.

Military genius and epic battles have led the greatest civilizations to the pinnacle of glory… or the brink of collapse. Blending forensic science, life-size experiments by military experts, and CGI to recreate amazing ancient weapons, this series unravels the mysteries of critical turning points when the fate of two civilizations were at stake.