Pehea ka hana hou ʻana o nā loina wai kahiko i nā kūlanakauhale hou
Aia ma lalo o ke kila kila a me nā mea ʻike ʻole ʻia kahi hoʻomana kanaka 4,000 makahiki - kaʻana like wai. Mai nā aqueduct Roma a i IapanamizuʻO nā moʻomeheu, nā punawai inu ke ʻike nei i ka renaissance honua i ka wā e hoʻohana ai nā kūlanakauhale iā lākou e kūʻē i ka hopohopo aniau a me ka ʻāpana pilikanaka. ʻO kēia ke kumu i kapa ʻia ai e nā mea kākau kiʻi iā lākou "hydration therapy no nā ʻuhane kūlanakauhale."