Did you know?
Time since the birth of Hero of Alexandria (2,012 y) is 2 x Time since start of building of Great Zimbabwe (1,000 y)
Tweet this comparison
Land Area of Switzerland (1,280 km^2)
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
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.