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Height of Olympus Mons (Mars) (21.9 km) is 2 x Depth of Marianas Trench (10.99 km)
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Land used for arable in Mexico (2011) (8,520 km^2)
"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.