The Niagara Falls moves upstream at an average rate of about 295ft a century!
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10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
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More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
Europe is the only continent without a desert.
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The Atlantic Ocean is saltier than the Pacific Ocean.
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