What are all those huge cylinders on the rooftops? Each one has a brown cone on ... | Hacker News

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		sgt on Feb 19, 2023 \| parent \| context \| favorite \| on: 80k megapixel panorama photograph of New York City... What are all those huge cylinders on the rooftops? Each one has a brown cone on top. I see hundreds of them. Pressurized water?

ellsthrow on Feb 19, 2023 [–]

Water tanks: https://www.youtube.com/watch?v=3a9y-Vv1E78

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