New York's largest sports and fitness center, Chelsea Piers beats all the competition with its indoor track, swimming pool, climbing wall, enormous number of fitness machines, free weights, basketball and volleyball courts, spa with massage and manicure services, and two outdoor sundecks over the Hudson River. The cleanliness is extraordinary, and you'll never feel cramped or crowded here. Also a large café area offers a wide menu, from healthy salads to sushi as well as energy drinks and smoothies.