The city of Houston, Texas is built on a swamp and is slowly sinking!
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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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The water of the Antarctica is so cold that nothing can rot there.
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The average ice berg weighs 20,000,000 tons!
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Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
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