Secrets of China's First Emperor

The Great Dismal Swamp: an uninhabitable wasteland, covering parts of Virginia and North Carolina. A treacherous den of poisonous water snakes, blood-sucking insects, spiders and predators like black bears and lynxes. But some had no other option except braving these dangers, like fugitive slaves, who needed a way to escape the cruelty of their white masters.

Hollywood's fascination with werewolves has fueled a galaxy of scary movies, but the centuries-old legend that inspired them may be the most horrific of all. In the 1700s, more than 100 French villagers were mauled to death by a mysterious creature. A cryptozoologist and a criminal profiler combine their talents in this fascinating study of both the original incident and the hold werewolves continue to exert on our imaginations.

In the 1800s, southern newspapers ran ads seeking runaway slaves suspected of taking refuge in a vast wetland called the Great Dismal Swamp. For decades, scholars have sought proof that the reports were true, and now they finally have it. See how a team of archaeologists is using new discoveries and modern dating methods to piece together this lost part of American history. Then discover what life was like for these brave men and women, who chose to suffer in the swamp and keep their freedom rather than live under the conditions of slavery.

The Germanic cult 'Colonia Dignidad' abused children, tortured and killed prisoners in its secret compound. Now, with Chilean dictator Pinochet gone, Leo Ramírez, a young federal prosecutor, must bring its leader Paul Schaefer to justice.

The Nazis knew it was their last chance. The British knew it was the deadliest threat they'd ever face. And the Americans knew it could fall into the wrong hands. The V2 rocket quickly became Hitler's greatest deadly weapon and beacon of hope to turn the course of World War II in his favor. Watch Nazi Germany's desperate attempt at victory as the Allies race to stop them and see how the V2 miraculously went from deadly weapon to amazing feat of space technology.