A man earned 4 million airline miles for free without breaking any laws by using his credit card to purchase free-delivery $1 coins from the U.S. mint.
11
30 years ago, you could buy a lifetime, unlimited first-class travel pass with American Airlines for $250,000.
14
20252 is Smokey the Bear's own zip code.
35
If you had 10 billion $1 notes and spent one every second of every day, it would require 317 years for you to go broke.
109
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170