Illustrations of history

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This magazine is for sharing artwork of historical events, places, personages, etc. Scale models and the like also welcome!

Generally speaking, actual photos of a historical item should go to [email protected]

Photos of ruins should go to [email protected]

Photos of the past should go to [email protected]

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submitted 2 weeks ago by [email protected] to c/[email protected]

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[–] wischi 10 points 2 weeks ago* (last edited 2 weeks ago) (1 children)

Because it's simpler to build siphons through large valleys instead of 100 meter high 10 kilometer long aqueducts.

[–] [email protected] 4 points 2 weeks ago

But you have to keep water pressure throughout the length of that tube, how did they do that with their materials?