Diamonds mined in Brazil are harder than those found in Africa.
40
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
1k
Some nursing homes in Germany have fake bus stops to keep Alzheimer's patients from wandering away.
14
There are 2,500,000 rivets in the Eiffel Tower.
98
"Strategic incompetence" is the art of avoiding certain tasks by pretending you don't know how to do them.
16
A fire in Australia has been burning for more than 5,000 years!
91
The yin-yang pattern's earliest use is in Rome - not China!
125