Did you know?
Direct distance from Cape Town to Cairo (7,250 km) is 4 x Length of the Limpopo River (1,800 km)
Tweet this comparison
Forest in Mongolia (2011) (110,000 km^2)
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.