Check your map! Virginia extends farther west than West Virginia.
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Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
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There are more than 50,000 earthquakes throughout the world every year!
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The Amazon rainforest produces more than 20% the world's oxygen supply.
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Every year, Alaska has about 5,000 earthquakes.
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An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
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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.
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The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
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