The state with the longest coastline in the Continental U.S. is Michigan.
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It takes a drop of ocean water more than 1,000 years to circulate around the world.
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If Manhattan had the same population density as Alaska, there would only be 15 people living there.
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Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
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The city of Houston, Texas is built on a swamp and is slowly sinking!
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The Sahara desert expands at about 1km per month.
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The Caspian Sea is also classed as the world's largest lake.
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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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