Did you know? Time since first humans in Australia (50,000 y) is 2 thousand x One average human generation (25 y)
Pop. of Xi'an, China (4.47 million people)
/fact/population-of-xian-china
"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.