I was passing through the area today and decided to take a look at this new little park. I thought it was a good spot to start a simple field puzzle, so I made one. If you want a quick cache this should work for you, but if you also want to sit on a bench for a while and watch the world (or a bunch of cars) go by, then this cache works for that too.
To get the coordinates for the final cache, what are the three letters on the base of the metal sculpture? Put your answer into the checker below:

You can validate your puzzle solution with certitude.