The Marriott Marquis Chicago is a luxurious hotel located in downtown Chicago. It features a state-of-the-art gym facility that caters to the fitness needs of its guests. The gym is equipped with a variety of exercise equipment, including treadmills, elliptical machines, weightlifting stations, and more. Guests can enjoy a comprehensive workout session to stay fit and healthy during their stay. The gym also offers fitness classes, such as yoga and Pilates, for those looking for a group exercise experience. With its well-maintained and modern gym, the Marriott Marquis Chicago is an excellent choice for fitness enthusiasts.