[nanetteclaret]

That pentagon shape is really “in your face!”

[Porkchop]

***That pentagon shape is really “in your face!”

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Good 3 minute explanation of why the cities are shaped as they are (starting at about 4:50)
https://www.youtube.com/watch?v=wsJxY4HsLH4

I highly recommend “The Day the Universe Changed” and “Connections” by James Burke.

🐷

[xone]

That pentagon shape

It is a 'star' fortress or 'bastion' fortress. They were designed to resist gunpowder weapons during sieges. Sebastien Vauban developed these at their height. Vauban was considered the greatest engineer of his time.

[xone]

https://www.nps.gov/fomc/planyourvisit/index.htm