Did you know? Mass of the (now retired) Concorde supersonic airliner (185,000 kg) is 25 x Mass of an old-style London bus (AEC Routemaster) (7,470 kg)
Pop. of Canada (2023) (38.5million)
/fact/population-of-canada
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.