Did you know? Length of the Rio Grande (USA, Mexico) (3,057 km) is 40 x Length of the Panama Canal (77 km)
Diameter of regulation baseball (73.7 mm)
/fact/diameter-of-regulation-baseball
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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.