The chateau of Versailles is believed to have been a dirty palace: a place where everyone tossed the contents of their chamber pots from the windows above… Yet during the chateau’s construction, Louis XIV had given thought to commodities, and several public latrines were built as well as a very modern water system. So where did this bad reputation come from?

Hygienic habits are as old as the various human civilizations; but each era establishes its own customs: whether private or public, everywhere and at all times, methods of personal cleanliness have depended on cultural conventions, religious morals, political ideologies and economic interests; because the control of basic hygiene has also been and is one more tool in the infinite exercise of power over the masses.

Alberto Angela hosts an episode filmed in the Palace of Versailles with a single sequence shot: a unique opportunity to admire works of art, monumental rooms, and discover the secret passages and most inaccessible areas of the structure.