Season 19

500 years ago, Ferdinand Magellan and his crew set sail to gain control of the global spice trade. What resulted was the first circumnavigation of the earth, laying the groundwork for colonization and globalization still felt today.

Incredible scientific investigations from across the globe are helping piece together the untold story of prehistoric women. The latest research separates fact from fiction and sheds new light on our ancient foremothers.

A decade-long archaeological quest reveals that the oldest stones of Stonehenge originally belonged to a much earlier sacred site – a stone circle built on a rugged, remote hillside in west Wales.

A fresh look at the science and conditions surrounding the Hindenburg explosion reveals ten particular flaws that directly led to the infamous disaster in 1937.

In 1613, feudal lord Date Masamune sent a Japanese diplomatic mission to Europe to negotiate with the Pope and the King of Spain in hopes opening a new trade route. Led by samurai Hasekura Tsunenaga and Franciscan monk Luis Sotelo, the expedition spent seven years traveling one-third of the globe.

Father Marius Zerafa, director of museums in Malta, risks his life to recover a Caravaggio masterpiece stolen from a cathedral in 1984.