Did you know? Mass of Rhea (moon of Saturn) (2.31 sextillion kg) is 1 thousand x Mass of Sycorax (moon of Uranus) (2.3 quintillion kg)
Height of Ulm Minster, Germany (161.5 m)
/fact/height-of-ulm-minster-germany
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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.