Did you know?
Height of Mt Washington, highest point in NE USA (1.917 km) is 10 x Height of the Gateway Arch in St Louis (192 m)
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Forest in Mexico (2011) (650,000 km^2)
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.