It's still possible to see the division between East and West Germany due to different light bulbs.
5
The Sahara desert expands at about 1km per month.
90
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
The water between India and Sri Lanka is only 3-30 feet deep and was purportedly passable on foot until 1480 AD when a cyclone moved some sand around.
1
One cubic mile of seawater contains about 50 pounds of gold.
79