PugJesus@lemmy.worldM to Illustrations of history@lemmy.worldEnglish · 23 hours agoSimple cutaway of a Roman aqueductlemmy.worldimagemessage-square2fedilinkarrow-up163arrow-down11
arrow-up162arrow-down1imageSimple cutaway of a Roman aqueductlemmy.worldPugJesus@lemmy.worldM to Illustrations of history@lemmy.worldEnglish · 23 hours agomessage-square2fedilink
minus-squarePugJesus@lemmy.worldOPMlinkfedilinkEnglisharrow-up10·15 hours agoKeeping the gradient steady so the water flows all the way to the destination.
Keeping the gradient steady so the water flows all the way to the destination.