Wonderful episode of Walt Disney's tv show from 1957, directed by Ward Kimball:
The episode starts with a delightful animated look at the history of mankind's shifting views of space, including a look at Copernicus, Galileo, HG Wells, and Edgar Rice Burroughs's John Carter of Mars (which begins at 11:20).
And right after that segment is a fun pulpy sci-fi story about an unobservant scientist's plucky secretary being kidnapped and taken to Mars:
That segment is followed by predictions of how we will actually explore Mars:
Via these sites.
*Previously: Food Will Win This War - - WW2 propaganda from Disney.
