A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
More than 25% of the world's forests are in Siberia.
51
There are approximately three chickens for every human on Earth.
13
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
The state of Florida is bigger than England!
74