Did you know? Duration of Mali Empire (375 y) is 5 x Period of Halley's Comet's orbit (75.3 y)
Number of monthly active users of Instagram (2024) (2bn )
/fact/number-of-monthly-active-users-of-instagram-2024
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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.