Modern day warrior, Green Beret Terry Schappert reveals the secrets of the Maya warrior--a force that relied on human sacrifice, bizarre rituals, and deadly weapons. New clues reveal what may have lead to their disappearance.

Green Beret Terry Schappert, reveals why the Vikings were called the "Hells Angels of the Middle Ages." He tests the weapons and tactics used to pillage Europe. The Vikings do meet their match--the Saxons--at the Battle of Maldon.

A modern-day Special Forces Soldier (Green Beret Terry Schappert) reveals the weapons and tactics that led to a shocking Barbarian victory against the Roman army. The Romans, with the greatest army in the world, are annihilated by Germanic tribes at Battle of Teutoburg Forest.

Big Island & Oahu, 1790s: Warring chieftains engage in brutal inter-tribal battles for domination of the Hawaiian archipelago. Green Beret Terry Schappert delves into the brutal culture of the Hawaiian warrior, including the deadly martial arts, vicious shark tooth combat weapons and the rituals of human sacrifice that allowed a warrior king to dominate the islands.

Modern day warrior, Green Beret Terry Schappert goes beyond the myth of the legendary Spartans, perhaps the most single-minded fighting society in history. He tests the weapons and reveals the tactics that led to the battle that finally avenged the devastating defeat of The 300 at Thermopylae.

A modern day warrior, Green Beret Terry Schappert tests the deadly weapons and psychological tactics of legendary Samurai. Legendary samurai Musashi meets archrival Kojiro in climactic duel.

Modern day warrior, Green Beret Terry Schappert, reveals how 700 Christian soldiers defeated 40,000 Ottomans in one of history's greatest siege battles. He demonstrates the tactics--including weapons of fire--that led to victory.

A modern day Green Beret (Terry Schappert) tests the legendary weapons and strategies of the English Knights, leading to the ultimate battle that destroyed the code of chivalry. Outnumbered English knights and archers, led by King Henry V, slaughter French knights at Agincourt.