Every year, Alaska has about 5,000 earthquakes.
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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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Australia's Great Barrier Reef is 1,250 miles long!
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The Atlantic Ocean is saltier than the Pacific Ocean.
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Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
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