History is full of "facts" that everyone knows but nobody has checked. Napoleon was short. Vikings wore horned helmets. Columbus proved the Earth was round. These claims show up in textbooks, movies, and dinner party conversations. They're all wrong. And in every case, the real story is more interesting than the myth. Here's what actually happened, and how the myths got started in the first place.
1 Napoleon Wasn't Short
The myth: Napoleon Bonaparte was unusually short, and his military ambition was compensation for his small stature β the original "Napoleon complex." He's been the butt of short jokes for over 200 years. Cartoons from his own era depict him as a tiny figure dwarfed by his enormous hat. The image is so embedded in popular culture that "Napoleon complex" is a recognized psychological term.
The real history: Napoleon stood approximately 5 feet 7 inches tall (about 170 cm). That was average or slightly above average for a French man of his era. The confusion arose from a difference between French and English measurement systems. The French inch (pouce) was longer than the English inch. Napoleon's height was recorded as 5 feet 2 inches in French units, which converts to about 5 feet 7 inches in English units. British newspapers and cartoonists, eager to mock their greatest enemy, seized on the French measurement without converting it.
How the myth stuck: British propaganda cartoonist James Gillray created savage caricatures of Napoleon as a tiny, raging figure throughout the Napoleonic Wars. These cartoons were wildly popular and shaped the English-speaking world's image of Napoleon for centuries. The myth was also reinforced by Napoleon's Imperial Guard, who were selected partly for height β they towered over him, making him look small by comparison in paintings and at public events. Two centuries of repetition did the rest.
2 Vikings Didn't Wear Horned Helmets
The myth: Vikings charged into battle wearing helmets adorned with enormous horns or wings. It's one of the most iconic images in popular history β the fearsome Norse warrior with horns jutting from his head, axe raised, leaping from a longship. Halloween costumes, football teams, opera costumes, and countless movies have cemented this image as the default picture of Viking warriors.
The real history: Not a single Viking-era helmet with horns has ever been found by archaeologists. The only complete Viking helmet ever discovered β the Gjermundbu helmet from Norway, dating to the 10th century β is a simple rounded iron cap with a nose guard. No horns. No wings. No decoration at all. Viking warriors were practical fighters. Horns on a helmet would be a liability in combat β easy to grab, likely to deflect a sword blow into your neck rather than away from it.
How the myth started: The blame falls squarely on 19th-century Romanticism. Swedish artist Gustav MalmstrΓΆm created illustrations of Vikings with horned helmets for an 1876 edition of the Norse saga Frithiof's Saga. Around the same time, costume designer Carl Emil Doepler created horned helmets for the first staging of Wagner's opera cycle Der Ring des Nibelungen in 1876. These artistic choices coincided with a surge of Scandinavian nationalism, and the horned helmet became an icon. The image was too dramatic to fact-check. It's been wrong for 150 years and shows no signs of dying.
3 Columbus Didn't Prove the Earth Was Round
The myth: In 1492, Christopher Columbus set out to prove the Earth was round. Everyone else believed it was flat. Learned scholars at the Spanish court laughed at him. He sailed west into the unknown and proved them all wrong. It's a story about courage versus ignorance, and it shows up in children's textbooks worldwide.
The real history: Educated Europeans had known the Earth was round for over 1,700 years before Columbus was born. The ancient Greek mathematician Eratosthenes calculated the Earth's circumference with remarkable accuracy around 240 BCE. Aristotle presented observational evidence for a spherical Earth in the 4th century BCE. By the Middle Ages, every educated person in Europe understood the Earth was a sphere. Medieval university curricula included spherical astronomy. Monks and scholars debated the Earth's exact circumference, not its shape.
How the myth started: American author Washington Irving invented the story in his 1828 book A History of the Life and Voyages of Christopher Columbus. Irving was a novelist, not a historian, and he dramatized the narrative for entertainment. In his telling, Columbus was a visionary genius who stood alone against flat-earth ignorance. The real debate at the Spanish court was about the Earth's circumference, not its shape. Columbus believed Asia was much closer to Europe than it actually was. The scholars who opposed him were right β the distance was far too great for the ships of the era. Columbus only survived because he accidentally hit a continent nobody in Europe knew existed.
See where these myths fall on the timeline
From Eratosthenes calculating Earth's circumference in 240 BCE to Columbus in 1492 β explore the real chronology on our interactive timeline.
Open the Timeline4 Marie Antoinette Never Said "Let Them Eat Cake"
The myth: When told that French peasants had no bread, Queen Marie Antoinette callously replied, "Let them eat cake" (Qu'ils mangent de la brioche). The phrase encapsulates aristocratic indifference and became a symbol of everything the French Revolution stood against. It's probably the most famous quote in French history.
The real history: There is no contemporary evidence that Marie Antoinette ever said this. The phrase first appeared in Jean-Jacques Rousseau's autobiographical work Confessions, written around 1765 β when Marie Antoinette was only nine years old and still living in Austria. Rousseau attributed the quote to "a great princess" without naming her. Historians believe he was either inventing the anecdote or attributing it to an earlier figure, possibly Maria Theresa of Spain, wife of Louis XIV. The quote was retrofitted to Marie Antoinette decades later by revolutionary propagandists who needed a villain.
How the myth stuck: Revolutionary pamphleteers needed to dehumanize the monarchy. Marie Antoinette was already unpopular due to her Austrian origins, her spending habits, and vicious rumors about her personal life (most of them fabricated). The "cake" quote was too perfect to verify. It crystallized decades of class resentment into a single sentence and gave the revolution a moral justification that felt personal. By the time historians pointed out the attribution was wrong, it had been repeated for generations.
5 Medieval People Didn't Think the Earth Was Flat
The myth: During the Middle Ages, the Catholic Church enforced a belief that the Earth was flat. Scientific knowledge was suppressed. Scholars who suggested otherwise risked persecution. It was a dark age of ignorance between the brilliance of ancient Greece and the Renaissance.
The real history: The flat-earth-in-the-Middle-Ages story is almost entirely a 19th-century invention. Medieval scholars overwhelmingly accepted the Earth was spherical. The Venerable Bede, writing in 723 CE, described the Earth as a sphere. Thomas Aquinas, the most influential theologian of the medieval period, treated the Earth's sphericity as settled fact in the 13th century. Dante's Divine Comedy, written around 1320, describes a spherical Earth. Medieval sailors, merchants, and astronomers all worked from the assumption of a round Earth. The Church never declared the Earth was flat.
How the myth started: Two 19th-century authors bear most of the responsibility. Washington Irving (again) embellished the Columbus story in 1828 with fictional scenes of flat-earth-believing monks opposing the explorer. Then in 1834, French historian Antoine-Jean Letronne published a deeply flawed essay arguing that medieval Church Fathers believed in a flat Earth, cherry-picking a handful of obscure writers while ignoring the overwhelming scholarly consensus. The final nail came from John William Draper's History of the Conflict Between Religion and Science (1874), which used the flat-earth myth to argue that religion has always opposed science. The idea that medieval people were flat-earthers is itself a myth β invented to make the modern world feel smarter than it is.
The pattern is always the same. Someone invents a good story. The story fits a narrative people already want to believe. Nobody checks. Centuries pass. The myth becomes "common knowledge." Real history is messier, more complicated, and more interesting than the myths that replaced it.
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