If you would like to own nearly four hours of Airstream on DVD, the Vintage Club sells a DVD that starts with a 19 minute promotional film from 1968
, "Building Dreams Is Our Business".
After that you get 8 other films that cover the various caravans that Wally led around the world. They are all at least 40 years old, but they are in pretty good shape overall.
Perfect for those winter nights when you can only dream of Airstreaming. They sell them at:
They have some other videos for sale, but I haven't tried them yet.