shows on Yesterday Channel

Remarkable feats of British engineering require remarkable levels of maintenance and repairs to keep them in their grandiose state. With incredible levels of access to some key restoration and maintenance projects on some of Britain's most well-known buildings and structures, this series shows the detailed knowledge, craftsmanship and engineering ingenuity that is necessary to keep these important British monuments standing.

World's Greatest Palaces takes a behind the scenes look through the corridors of power in ten of the most opulent and historic royal residences on Earth. We reveal the stories behind the Kings and Queens who lived in these grand homes and uncover the secrets of the architects, engineers and courtiers who brought them to life. Palaces like London's Hampton Court, where Henry VIII changed the course of history in his pursuit of Anne Boleyn; Schönbrunn Palace in Vienna where the six year old, boy genius, Wolfgang Amadeus Mozart performed for the imperial family in 1862; and Neuschwanstein Castle in Germany, a palace so beautiful that tourists are willing to trek through the Bavarian mountains just to catch a glimpse of it.

From platoons that vanished to strange 'alien' war machines, World War II is the source of hundreds of unsolved mysteries. In the chaos of battle, these inexplicable occurrences went unexplored, but now, thanks to incredible archive, expert interviews and eyewitness accounts, this series explores some of World War II's most baffling mysteries; each a compelling story with twists and turns and revelations.

True Evil: Making of a Nazi is a series that sets out to answer one of the most important questions in history. How did the Nazis end up doing what they did? How did it happen that educated, civilized people were transformed into twisted Nazi monsters?

A ground-breaking documentary series uncovering new history from 12,000 feet deep below the Atlantic Ocean. With the use of cutting-edge technology, the unique collection of artifacts salvaged from the underwater resting site of the wreck tells us brand new stories of love, deception, fate and heroics. Each episode follows the individual journeys of these artifacts from their recovery, to their connection to specific passengers on the ship and their connection to someone living today.

For centuries, people have built mind-blowing structures underground. This series reveals incredible feats of human endeavour and reveals what people have built, how they built it and why.

Castle Builders unearths the human story of those who labored to build these massive fortresses - and the visions of the royals and aristocrats that invested stupendous sums to buttress their power and glorify their courts. Across Europe, from Carcassonne to Caerphilly, from the Rhine to the Thames, masterpieces in stone draw visiting tourists in the millions. With towering walls and rolling turrets, these long-standing survivors of military history provide us with some of the most breathtaking images of recent European civilization. But how were these medieval super-structures built? How were revolutionary machines alongside countless men and women organized to create such colossal fortifications built not only for defense but also for beauty?

Experience the most comprehensive account of the First World War ever told through recorded figures in The Great War in Numbers. From the number of soldiers who fought and died to the amount of money spent, this series reveals the true extent of the conflict. Don't miss this eye-opening and informative documentary.

Following the work of dedicated engineers, enthusiasts and aviators striving to restore vintage aeroplanes.

1812: Napoleon gathers an army of 600,000 men from 24 different nations, the largest army ever united. Against the advice of his closest councilors, he marches towards Moscow with the firm intention to conquer Russia. This is the start of the Campaign of Russia. Why did Napoleon decide to conquer Russia? How could the greatest leader of the time make so many strategic mistakes? Through the journals, letters and memoirs of soldiers, Russian citizens, politicians and Napoleon himself, this mini-collection will tell with emotion and historical accuracy Napoleon's first defeat.