The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
There is a fake village with fake shops and restaurants that is actually a care home for elderly dementia sufferers in the Netherlands.
7
The worlds oldest piece of chewing gum is over 9000 years old!
122
Japanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.
11
There are 365 steps on the front of the U.S. Capitol Building - one for every day of the year.
50
It's impossible to kill yourself by holding your breath.
703