It's still possible to see the division between East and West Germany due to different light bulbs.
5
Forest fires move faster uphill than downhill.
52
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55