The native Americans planted three sisters (corn, beans, and squash) together so that they would benefit each other. The corn provides a structure for the beans to climb. The beans provide the nitrogen to the soil, and the squash spreads along the ground preventing weeds.
30
Canada's new flag, with its maple leaf design, was unfurled in 1965 in Ottawa!
22
In 2011, a couple bought a box of textbooks for $10. Inside, they found a 25-cent bill signed by the president of the Republic of Texas, Sam Houston, and subsequently sold it for $63,250.
13
Traces of cocaine were found on 99% of UK bank notes in a survey in London in 2000.
142
Approximately 40% of the U.S. paper currency in circulation was counterfeit by the end of the Civil War.
47
The site where the Parthenon was built had to be cleared of hundreds of dinosaur bones (then called giants' bones) before construction could begin.
13
Contrary to popular belief, the first ironclad warships were built by Korea in the 16th century.
14
The flushing toilet was invented in 1596, not by Thomas Crapper as most people think, but by Sir John Harington.
98