There are more than 50,000 earthquakes throughout the world every year!
47
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
Even Antarctica has an area code. It's 672.
58
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
Australia's Great Barrier Reef is 1,250 miles long!
45
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
Mexico City is built on top of an underground resevoir!
47
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56