Did you know?
Mass of water in an Olympic Swimming pool at minimum depth of 2m (2.5 million kg) is 40 x Mass of an M1 Abrams tank (62,000 kg)
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Other land in Panama (2011) (19,530 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.