There is a 600 year old 240 paged book called the Voynich Manuscript, that’s written language is still completely unknown today.
15
Ice cream cones were popularized in America during the 1904 World’s Fair in Saint Louis when an ice cream vendor ran out of cups and asked a nearby waffle vendor to roll up his waffles to hold the ice cream.
17
Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
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France’s King Louis XIV was offered biological weapons by an Italian chemist. He not only refused, but also paid the chemist an annual salary to never reveal the technology to anyone else.
21
Instead of McDonald's tearing down a ~200-year-old Georgian mansion, citizens of a small NY town forced them to renovate it instead, resulting in a uniquely historic franchise location.
7
Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
13
The ancient Egyptians thought the function of the brain was to produce snot.
16