In 1923, Walt and his bother opened a film studio in California. When he was starting he wanted Walt Disney World to be very clean so he made a rule, that nobody can have gum, that is why no stores sell gum. He opened a park in Florida in 1971. He opened a park in California in 1955. He never saw he true dream come true because he wanted a dome over the park to protect from weather and storms, but it was never built.