The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
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Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
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Europe is the only continent without a desert.
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An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
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There are approximately three chickens for every human on Earth.
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The city of Houston, Texas is built on a swamp and is slowly sinking!
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The Niagara Falls moves upstream at an average rate of about 295ft a century!
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Every year, Alaska has about 5,000 earthquakes.
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