The Walt Disney Company was founded in 1923 by Walt and Roy Disney. Walt created early successful characters like Oswald the Lucky Rabbit and Mickey Mouse. Disney found major success with Snow White and the Seven Dwarfs in 1937 which led to many other animated classics. Disneyland theme park opened in 1955 and Walt Disney World in Florida in 1971, expanding the company. Disney now has major divisions in theme parks, movies, TV, merchandise, and interactive media, and earned over $52 billion in revenue in 2015 through these various businesses.