Did you know? Cost to USA of the Vietnam war (revalued to 2024) ($854billion) is 40 x GDP in Zimbabwe (2019) (21.44 billion USD p/a)
Length of the longest canal tunnel (Rove Tunnel in France) (7.12 km)
/fact/length-of-the-longest-canal-tunnel-rove-tunnel-in-france
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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.