The average ice berg weighs 20,000,000 tons!
54
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
More than 25% of the world's forests are in Siberia.
51
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25