Did you know?
Pop. of New York City, United States (8.49 million people) is 2 x Pop. of Giza, Egypt (4.24 million people)
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Length of a Marathon race (42.2 km)
If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.