The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
There was once an undersea post office in the Bahamas.
241
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
On average people fear spiders more than they do death.
447
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
All the gold ever mined could be molded into a cube 60 feet high and 60 feet wide.
38
It's impossible to kill yourself by holding your breath.
22
The key to happiness is spending your money on experiences rather than possessions, according to studies.
21