Even Antarctica has an area code. It's 672.
58
The state of Florida is bigger than England!
74
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
Forest fires move faster uphill than downhill.
52
Forest growth in the US has exceeded harvest since the 1940’s. Today, we have more trees than any time in the past 100 years.
14
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
The state with the longest coastline in the Continental U.S. is Michigan.
31