A monk had once written over a book that contained information about calculus that was written by Archimedes in ancient Greece that could have made us 100 or even 1000 years more mathematically and technologically advanced.
13
Approximately 40% of the U.S. paper currency in circulation was counterfeit by the end of the Civil War.
47
Until the nineteenth century, solid blocks of tea were used as money in Siberia.
80
Approximately 25,000 workers died during the building of the Panama Canal, and approximately 20,000 of them contracted malaria and yellow fever.
14
The Grateful Dead were once called 'The Warlocks'.
34
There are pictures of Knights fighting Snails in old Medieval manuscripts - and nobody knows why.
23
Romans used a plant called Silphium as contraception. They had so much sex that they drove it into extinction.
24
