How many water towers are in New York City?
How many water towers are in New York City? About 15,000 buildings still use this system today. As you look up to the rooftops to marvel at this simple, yet “green”, part of New York City's past and present with more appreciation, you will start seeing them everywhere. And don't be fooled by those fancy, decorative brick structures on the tops of buildings.
How many water tunnels are in New York City?
From the Hillview reservoir water flows by gravity to three tunnels under New York City. Water rises again to the surface under natural pressure, through a number of shafts. The three tunnels are: New York City Water Tunnel No.