I was following the description of a walk with historic sites along the way - along the Green River from south of Boeing Field through Tukwila. It went past an interesting pumping station. Interesting pumping station? It is a combination of the function and an installation by the street that is “art.” From what I see I like it.
It is called, prosaically, Interurban Pumping Station. Here is its page at 4 Culture.
Here is a page with four King County pumping stations with art, including it. King County But they don’t give useful locations.
And Laura Blinderman photographs interesting architecture in the Seattle area.