The Atlantic Ocean is saltier than the Pacific Ocean.
54
The state with the longest coastline in the Continental U.S. is Michigan.
31
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
There are more than 50,000 earthquakes throughout the world every year!
47
