Did you know?
Height of the Washington Monument in Washington, DC (169 m) is 200 x Height of a standard washing machine (850 mm)
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Length of the longest canal tunnel (Rove Tunnel in France) (7.12 km)
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.