This took me completely by surprise; I know nothing about Ray's involvement, but I pass it along for your consideration (given Ray's interest in theme parks):

http://www.kickstarter.com/pro...oc?ref=home_location

I vaguely remember reading about this a few weeks ago, but hadn't spotted the Bradbury connection. He is even named on the poster for the documentary. It will be interesting to see how it turns out.