Did you know? Mass of a mature thoroughbred racehorse (570 kg) is 25 x Mass of a packed suitcase (maximum checked-in British Airways) (23 kg)
Length of Greenland, North to South (2,660 km)
/fact/length-of-greenland-north-to-south
Link
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.