The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
Mexico City is built on top of an underground resevoir!
47
The Atlantic Ocean is saltier than the Pacific Ocean.
54
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
More than 25% of the world's forests are in Siberia.
51
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63