The Mapmaker Who Lost America

The Accountant Who Burned the World

In 1788, a meticulous British bureaucrat named John Dodd ordered a routine housekeeping task at the Palace of Westminster — the destruction of a pile of old wooden tally sticks — and accidentally set off a fire that leveled Parliament and gave us the Gothic building standing today. But the real story isn't the fire: it's what those tally sticks were, why they'd survived for 600 years, and how a medieval accounting technology outlasted the British Empire's attempts to kill it. Hosted by Simplecast, an AdsWizz company. See https://pcm.adswizz.com for information about our collection and use of personal data for advertising.

The Wrong Man at the Wrong Plague

In 1666, a mild-mannered London haberdasher named George Viccars received a flea-infested bolt of cloth from London — and within days, the village of Eyam, England, made one of the most astonishing collective decisions in human history: they voted to quarantine themselves from the world and wait to die. But the story your textbook skipped is *why* they actually did it, who was quietly pressuring them to stay, and the bizarre accounting ledger a local rector kept that accidentally became one of the founding documents of modern epidemiology. Hosted by Simplecast, an AdsWizz company. See https://pcm.adswizz.com for information about our collection and use of personal data for advertising.

The Librarian Who Burned the Wrong Books

In 1562, a Spanish bishop ordered one of history's most catastrophic bonfires — destroying nearly every written record of Maya civilization in a single afternoon. But the story gets stranger: the same man who lit the fire also preserved the only key we'd ever have to decode what survived, and for three centuries nobody noticed the contradiction sitting in a Madrid archive. Hosted by Simplecast, an AdsWizz company. See https://pcm.adswizz.com for information about our collection and use of personal data for advertising.

The Sneeze That Stopped the Mongols

In 1241, the Mongol army had just annihilated European forces at the Battle of Legnica and stood virtually unopposed on the road to Paris — then inexplicably turned around and never came back. Historians credit internal politics, but the real answer might live in a single sentence buried in a Hungarian chronicle about a sick horse, a flooded river, and one general's superstition about omens. This week, we pull on that thread — and the Europe that almost wasn't. Hosted by Simplecast, an AdsWizz company. See https://pcm.adswizz.com for information about our collection and use of personal data for advertising.

The Librarian Who Broke the Roman Empire

In 48 BC, a fire in Alexandria may — or may not — have destroyed the greatest library in the ancient world. But the real story isn't about the flames: it's about a single lost book on crop rotation that might explain why Rome eventually starved itself to death from the inside out. Hosted by Simplecast, an AdsWizz company. See https://pcm.adswizz.com for information about our collection and use of personal data for advertising.