Did you know?
Number of seats in Hammersmith Apollo music venue (London) (3,630 ) is 10 x Number of ways a travelling salesman can visit six towns (and return home) (360 )
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Land used for permanent crops in Ethiopia (2011) (1,550 km^2)
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.