"If you don't feel like leaving the UWS on a sunny weekend, you can go here and kinda pretend like you're lounging at the beach, if you don't mind the lack of sand, swimmable water, etc."
"So I've lived in Manhattan for 20+ years, but didn't discover this until I left? Definitely one of the best parks in Manhattan--the Upper West Side's version of the High Line, only closer to the water"