The city gets it's water hundreds of miles away and is in the middle of finishing the aqueduct for a third water tunnel costing billions.

Then William Mulholland, head of the LA water district, proposed building the Los Angeles Aqueduct.

The aqueducts at Segovia are 2000 years old and still standing and were still in use until recently.  

My grandparents grew up in Aqueduct Alley in Newark's Little Italy and I grew up in Orange, right next door.

Which begs the question, why aren’t we building aqueducts from Southeast United States so that we can use their excess water here in the West?

Then William Mulholland, head of the LA water district, proposed building the Los Angeles Aqueduct.

The water management for Phoenix and its surrounding communities rely on underground aqueducts which are replenished in the same way that the reservoir behind the Hoover dam is replenished.  

He knew all about the floodway, but was assembling acreage with the thought that the county would not allow this prime acreage to be nothing but flood control property. 10 years later the county did build concrete aqueducts to handle runoff and he was able to sell to a major builder at a very nice profit.

I'm thinking of the Colleseum and aqueducts over 2000 yrs old without rebar.

A lot of miles of aqueduct, losing water every mile.