On June 6, 1944, the Allies launched the biggest armada in history to invade the Normandy beaches and liberate Europe from the Nazis. Now, NOVA has exclusive access to the first complete survey of the seabed bordering the legendary beachheads. D-Day's Sunken Secrets unfolds an account of the tumultuous events and reveals how the Allies intricate planning and advanced technology was vital to the ambitious and risky military operation.

Ken Burns documents the worst human-made ecological disaster in American history, when a frenzied wheat boom on the southern Plains, followed by a decade-long drought during the 1930s, nearly swept away the breadbasket of the nation. Menacing black blizzards killed farmers' crops and livestock, threatened the lives of their children, and forced thousands of desperate families to pick up and move elsewhere. Vivid interviews, dramatic photographs, and...

The early life of Queen Victoria, from her ascension to the throne at the tender age of 18 to her courtship and marriage to Prince Albert.

It's 1783, and Ross Poldark has returned home from the American Revolutionary War to find England in the grip of recession and his beloved Cornwall on its knees. His father is dead, his family's land and copper mines are in ruins, and his childhood sweetheart is about to marry his first cousin. Feeling betrayed by everything he loves, Ross must rebuild his life, embarking on a risky business venture, facing new adversaries, and finding love where...

With the country gripped by political uncertainty and fresh elections, Ross Poldark seeks to challenge George Warleggan's stranglehold over Cornwall while also repairing his marriage to Demelza. Hugh Armitage remains in love with Demelza and is hopeful for more. Dr. Dwight Enys and Caroline plan to start a family while Elizabeth seeks another child to secure her own marriage to an ever-suspicious George. Meanwhile, Morwenna desperately tries to protect...

1794: War and the revolution in France hang over Britain. In Cornwall, George Warleggan grows his empire with a view to crush the Poldarks while Ross and Demelza attempt to repair their relationship. Ross must ask himself how long he can allow George's ascent to continue unchecked. Facing battles both at home and abroad, will Ross answer the call and risk losing everything he holds dear?

As Season Five begins in 1924, the radio is the latest miracle, a new Labour government heralds changes through the land, and Downton's traditional ways are besieged on all fronts. Robert, Mary, and Branson must navigate these shifting sands together to ensure the future of the estate for generations to come. As Branson finds himself playing a more crucial role at Downton than ever before, he can't help but question his place in the world. Mary is...

In 1837, a diminutive, neglected teenager is crowned Queen Victoria, navigates the scandal, corruption, and political intrigues of the Court, and soon rises to become the most powerful woman in the world.

Poldark, the drama that has become a cultural phenomenon, continues for a second season on the stunning beaches of Cornwall. It's 1790 and there is riot and revolution in the air. Ross Poldark, the character redefined by the smoldering Aidan Turner, must fight for his freedom when George Warleggan tries to have him hanged as a revolutionary. While Francis and Elizabeth watch on in horror, can Demelza save Ross from himself?