Did you know? GDP in Thailand (2019) (544 billion USD p/a) is 40 x GDP in Armenia (2019) (13.69 billion USD p/a)
Length of Tower Bridge over the Thames (244 m)
/fact/length-of-tower-bridge-over-the-thames
Link
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.