Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
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The average ice berg weighs 20,000,000 tons!
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Australia's Great Barrier Reef is 1,250 miles long!
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The Niagara Falls moves upstream at an average rate of about 295ft a century!
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Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
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10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
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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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Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
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