The Walt Disney World Resort, also called Walt Disney World and Disney World, is an entertainment complex in Bay Lake and Lake Buena Vista, Florida, in the United States, near the cities Orlando and Kissimmee. Opened on October 1, 1971, the resort is owned and operated by Disney Parks, Experiences and Products, a division of The Walt Disney Company. It was first operated by Walt Disney World Company. The property covers nearly 25,000 acres (39 sq mi; 101 km2), of which only half has been used. The park comprises four theme parks (consisting of Magic Kingdom, Epcot, Disney's Hollywood Studios, and Disney's Animal Kingdom), two water parks, 27 themed resort hotels, nine non-Disney hotels, several golf courses, a camping resort, and other entertainment venues, including the outdoor shopping center Disney Springs. Designed to supplement Disneyland, in Anaheim, California, which had opened in 1955, the complex was developed by Walt Disney in the 1960s. "The Florida Project," as it was know...