The universally popular Hershey bar was used overseas during World War II as currency.
112
Approximately 40% of the U.S. paper currency in circulation was counterfeit by the end of the Civil War.
47
During World War 1, Harry Houdini took 1 year off performing to help sell war bonds and teach american soldiers how to escape from German handcuffs.
34
During the Black Plague, it was thought that bad smells were the cause of the plague. "Plague Doctors" therefore wore masks with long beak-like noses stuffed with flowers or smoke to hide the smells.
19
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
Cleopatra married two of her brothers.
47
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
There is a 600 year old 240 paged book called the Voynich Manuscript, that’s written language is still completely unknown today.
15