Did you know?
Number of airports in the United Kingdom (460 ) is 2.5 x Number of games played in longest-ever tennis match between Isner and Mahut (2010) (183 )
Tweet this comparison
Top speed of an Eastern Gray Squirrel (20 km/h)
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.