Did you know?
Height of the US Presidents' heads carved into Mount Rushmore (18 m) is 100 x Length of a Penguin paperback book (181 mm)
Tweet this comparison
Land used for agriculture in Palau (2011) (0 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.