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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Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
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The North Atlantic gets 2.5 centimetres (1in) wider every year.
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One cubic mile of seawater contains about 50 pounds of gold.
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The Niagara Falls moves upstream at an average rate of about 295ft a century!
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Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
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