Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25
One cubic mile of seawater contains about 50 pounds of gold.
79
The average ice berg weighs 20,000,000 tons!
54
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
The Atlantic Ocean is saltier than the Pacific Ocean.
54
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
