Did you know? Mass of largest diamond ever found (621 g) is 250 x Mass of a USA penny (1c piece) (2.5 g)
Other land in Eritrea (2018) (9,900 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.