NYCs most inspiring gym. At 150,000 sq-ft, Chelsea Piers Fitness features a 75-foot indoor pool, basketball courts, a sand volleyball court, indoor rock climbing wall, boxing ring, cardio & strength training and a 1/4 mile indoor track. Three studios are home to 150+ classes a week, including Yoga, Pilates and Cycling. Stop by Pier 60 at Chelsea Piers for a tour. In June 2018, a second club opened - Chelsea Piers Fitness in Downtown Brooklyn! All Access memberships available.