Passengers on the Beijing subway can pay with plastic bottles.
29
Your fingernails grow faster in summer.
744
You can tape a small mirror onto a cone speaker, play music and shine a laser on to the mirror and the reflection will look like a laser light show on your wall.
102
Oak trees can live 200 or more years.
61
The New York Stock Exchange started as a coffee shop!
99
30 years ago, you could buy a lifetime, unlimited first-class travel pass with American Airlines for $250,000.
14
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
‘Qatar’ is the world's most expensive bar of soap. Infused with gold and diamond powder, it costs a squeaky clean $2,800.
18