Did you know? Pop. of Nanjing, China (8.19 million people) is 4 thousand x Number of seats in La Scala opera house, Milan (2,030 )
Number of galaxies in the observable universe (100bn )
/fact/number-of-galaxies-in-the-observable-universe
Link
If this was a standard unit ...
"This is a fun and riveting book. Written in an accessible and engaging way, it is unputdownable." Frost Magazine
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Click here for Podcast: Andrew Elliott interviewed for New Books Network.