In 1518, a "dancing plague" struck Strasbourg, Alsace, whereby hundreds of people danced fervently in the streets over the period of a month. Some suffered heart attacks or strokes, and many others died from sheer exhaustion. It remains unexplained.
19
Napoleon constructed his battle plans in a sandbox.
573
The Grateful Dead were once called 'The Warlocks'.
34
If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
21
The Titanic is about as long as the Empire State building is tall.
174
During the Gold Rush in 1849, some people paid as much as $100 for a glass of water!
65
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
In 1799, a boy found a 17lb. rock in a creek in North Carolina and used it as a doorstop. It was actually gold.
34