Floating boats and the Earth’s circumference

Larger image.

Ignore the railway pieces in the foreground. Those have been lying there in the middle of nowhere for a while, a couple of hundred kilometres away from the next station.

No, what hit me while standing there was this: We found out that the Earth was round at about the same time as we found out how boats float, during the third to second centuries BC.

Let that sink in, as it were.

Now read this:  Refridgerator cat: Ever wondered how a fridge works?

© 2018 Alexander Biebricher All Rights Reserved

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