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
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
Mexico City is built on top of an underground resevoir!
47
The average ice berg weighs 20,000,000 tons!
54
Europe is the only continent without a desert.
62
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
Israel's Dead Sea is 1,312 feet below sea level.
48