Established in 1965, Gold's Gym is one of the largest full-service gym chains in the world with more than 700 locations in 30 countries. Located in Phoenix, Ariz., the gym offers a variety of group exercises and physical fitness classes in yoga and Pilates for individuals of all age groups. Its amenities include cardio equipment with personal viewing screens, resistance machines, sauna/steam room as well as locker and spinning rooms. The fitness center also features a juice bar which serves shakes and cooler drinkers. Additionally, Gold's Gym specializes in nutrition counseling, personal training and child care services.