Actor Toby Jones uncovers the remarkable World War II stories of his maternal grandparents, Reggie and Dorki, whose love endured despite the trauma and hardships they faced. He learns about his grandmother’s dramatic escape from the Nazis in Northern France, and solves the family mystery of how his grandfather was shot while fighting the Japanese.

Surprisingly, the person who comes to Versailles to save the royal marriage is Marie Antoinette’s brother, Joseph, who realizes he will have his work cut out if he’s going to unite the couple and save the Franco-Austrian alliance.

Actress Keira Knightley ("Pride and Prejudice," "Atonement") has starred in several films set during World War II, yet admits she never knew much about her grandparents’ actual wartime experiences. Now, through conversations with family members and historians, she learns of the triumphs and tragedies her grandparents faced during some of the biggest conflicts of the century.

Louis may now be King, but Marie Antoinette is determined to launch her reign as the Queen of France. First steps --organize a glittering Inauguration Ball and convince Louis to choose her pro-Austrian candidate as his new Prime Minister.

Actor Kit Harington, who has played soldiers, spies, and – in "Game of Thrones" – warriors, discovers that his grandparents played comparable roles in their real lives during WWII. Speaking with family members and historians, he gains a new appreciation of the courage and sacrifice all four grandparents shared as they fought for their country and for a cause.

Marie Antoinette and Louis are about to make their first official visit to Paris. But the King becomes seriously ill and succession becomes a reality. Du Barry knows that she needs to protect herself from the future Queen of France.

Japanese swords fascinate collectors around the world. A special kind of steel called tamahagane is required to make them. This miraculous material is strong, flexible, rust-resistant, and produced through the ancient process of "tatara" ironmaking which takes place over three days and nights. Due to the COVID pandemic, there was only one production run in 2022, which was hit by a series of problems. Did the team meet the challenge? This documentary captures the essence of Japanese craftsmanship.

Henry Louis Gates, Jr. uncovers the lost roots of actors Billy Crudup and Tamera Mowry-Housley, traveling back generations to recount significant events in history—from the American Revolution to the journey of the Mayflower—in a deeply personal way.

The Royal Family goes on holiday at Fontainebleau. Marie Antoinette discovers du Barry’s plan to welcome Provence’s betrothed. Antoinette’s escalating hostilities with du Barry threaten her relationship with the King.

Henry Louis Gates, Jr. introduces trail-blazing journalists Jim Acosta and Van Jones to the ancestors who blazed a trail for them, meeting runaway slaves and immigrant settlers who took enormous chances so that their descendants might thrive.