Six Flags Entertainment Corporation is the world's largest amusement park corporation based on the number of properties and the fifth-most popular in terms of attendance. The company operates 27 properties across North America, including theme parks, water parks, and family entertainment centers. Six Flags' properties offer a variety of rides, attractions, and shows, including roller coasters, water rides, and live entertainment. The company was founded in 1961 and is headquartered in Grand Prairie, Texas.