The Niagara Falls moves upstream at an average rate of about 295ft a century!
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Check your map! Virginia extends farther west than West Virginia.
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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
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
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A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
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More than 25% of the world's forests are in Siberia.
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Israel's Dead Sea is 1,312 feet below sea level.
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