A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
An underwater forest off the coast of Alabama that is 50,000 years old was uncovered by Hurricane Katrina.
16
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
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
A Swiss man replaced his car's broken heater with a fully functional wood burning stove.
15
The longest Monopoly game in history lasted 70 straight days.
124
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22