c/historyillustrations · by PugJesus@lemmy.world · 1ySimple cutaway of a Roman aqueduct 65 points · 2 comments · view on lemmy.world
2 Comments
SaveMotherEarthEDF@lemmy.world · 4 pts · 1y
I am wondering why it has to be above ground. Underground or even at ground level would be cheaper, no?
PugJesus@lemmy.world · 9 pts · 1y
Keeping the gradient steady so the water flows all the way to the destination.