Philadelphia's newest riverside lounge, for intimate private gatherings of up to 40 guests, is located in the Spruce Street Harbor Park Basin. Where the urban landscape meets the natural habitat, The Estuary is equipped with romantic cafe lights, native landscaping, comfortable lounge chairs, and a fire table.​ Make any event even more unique by adding our additional amenities like a mini ride in a classic picnic boat, grazing board, live music, and more.