2001: A Space Odyssey (1968)
A great visionary leap, unsurpassed in its vision of man and the universe. It was a statement that came at a time which now looks something like the peak of humanity's technological optimism.
In 2012, a year before he died, he updated his list for the last time and made a kind of Top 10 testament.
Which of Ebert's final Top 10 of all time gets your vote?