Did you know? Depth of Marianas Trench (10.99 km) is 100 x Length of the Saturn V Apollo Program launch rocket (110.6 m)
Number of airports in Israel (42 )
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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.