Did you know? Height of the Tres Hermanas waterall in Peru (914 m) is 5 x Height of the Space Needle in Seattle (184 m)
Height of the Empire State Building (NYC) (381 m)
/fact/height-of-the-empire-state-building-nyc
Link
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.