The Caspian Sea is also classed as the world's largest lake.
52
More than 25% of the world's forests are in Siberia.
51
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
The state with the longest coastline in the Continental U.S. is Michigan.
31
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243