See how the elaborate battle armor worn by medieval knights developed and evolved.

See how the Knights Templar built fortified palaces to defend the holy land.

In the 9th Century, Charlemagne rules over most of Europe and brings a renaissance of religion and culture to the continent.

Discover the story of how Braveheart and the Scottish army stormed Lockleven Castle in an effort to expel the English from Scotland.

These nine weapons bring pain in the most severe way! From razor-sharp steel whips to spiked necklaces and harmonica guns, uncover more in this episode of History Countdown.

Omar teams with bodybuilding expert Eric Helms to break down the grueling workout of medieval European warriors.

Could a microbe really cause the extinction of the human race? This video clip explores the possibility that SARs or a superflu could wreak havoc on human life on Earth in a fashion similar to the Black Plague.

The middle class provided the foot soldiers of the Middle Ages, and these were their weapons.

Can these long sought after relics grant the power to live forever? And if so, where could they be?

Where could the mysterious Holy Grail have ended up?  The legend of King Arthur and his Knights of the Round Table may provide some clues.

The Saxons continue to capture lands of the British aristocracy. During this time a prince emerges from the British. His name is Arthur, and Camelot begins.

During the Middle Ages, the Templars were famous across Europe, but their fall in 1307 shocked the world. Historian Dan Jones examines how the real history of the Templars is even more astonishing than the fiction that still swirls around them.

Abundant trade and shipping spread the Black Death rapidly through Asia and Europe.

How did the real history of the Knights Templar become intertwined with the mysterious object known as the Holy Grail? Historian Dan Jones traces the medieval origins of the myth linking the cup of Christ to Crusader knights.

The Knights Templar trace their origins to the Crusades.

A secret underground tunnel was discovered in Israel. Built by the Knights Templar, its purpose remains a mystery.

In the Middle Ages, the bubonic plague ravages Europe in one of the most deadly pandemics in human history.

From chariots to tanks, these pieces of battle tech have changed the way we operate in our everyday lives and on the battlefield.

In the 14th century, a devastating plague known as the Black Death claimed an estimated 75 million lives.