Did you know? Mass of an adult male Hippopotamus (1,500 kg) is 1 thousand x Mass of a 10-pin bowling pin (1.5 kg)
Pop. of Nanjing, China (8.19 million people)
/fact/population-of-nanjing-china
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"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.