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 with the longest coastline in the Continental U.S. is Michigan.
31
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
The Sahara desert expands at about 1km per month.
90
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119