Traces of cocaine were found on 99% of UK bank notes in a survey in London in 2000.
142
Napoleon constructed his battle plans in a sandbox.
573
In 1897, Bayer, who is the maker of Aspirin, marketed the drug heroin.
56
Grenades were invented in China over 1,000 years ago.
50
Genghis Khan exempted the poor and clergy from taxes, encouraged literacy, and established free religion, leading many peoples to join his empire before they were even conquered.
28
No one knows how many people died during the sinking of the Titanic.
11
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11