Kowloon Walled City: The Densest Place on Earth

For most of the twentieth century, a single block in Hong Kong held as many as fifty thousand people, more than three hundred towers grown together into one dark hive, and almost no government at all. This is the strange, human story of Kowloon Walled City: how a forgotten fort became the densest place on Earth, and why it had to be torn down.

The Champagne Shipwreck: A Czar’s Lost Gifts on the Baltic Seabed

In the summer of 2024, two Polish divers drifting over the dark floor of the Baltic Sea found a cargo hold packed with rows of unbroken bottles: hundreds of bottles of champagne, luxury mineral water in clay jugs, and crates of fine porcelain. Two years of detective work in the archives of Europe suggested what they had really found: a ship that sank in the 1850s carrying a gift fit for an emperor, a peace offering from a German duke to the czar of all the Russias, that never arrived.

The Turtle: The Hand-Cranked Submarine That Tried to Sink the British Navy in 1776

On a dark night in New York Harbor in 1776, a single volunteer sealed himself inside a wooden sphere the size of a barrel, sank beneath the waves, and hand-cranked his way toward the flagship of the most powerful navy on Earth. His mission: to screw a keg of gunpowder into the hull of a British warship. The machine was called the Turtle, and it was the first submarine ever taken into battle.

Tarrare: The Soldier Who Could Not Stop Eating

He could eat a meal meant for fifteen men and still be starving. He swallowed stones, live animals, and army documents for money. Two centuries later, the case of Tarrare, the French soldier with a bottomless hunger, has never truly been explained.

Kudzu: The Miracle Vine That Was Supposed to Save the South

It arrived as a fragrant Japanese ornamental, was hailed as a miracle that would heal the eroded South, and was planted by the millions with government money. Then kudzu became the vine that ate the South — except the truth about what it really swallowed is stranger than the legend.