Here's a short video explaining how visually impaired people experience movies.

After watching this, you might check out the list of audio-described DVDs in case you're a sighted person who's curious what the listening experience is likeā€”if you have one of these DVDs, just play the descriptive audio track through your speakers and turn off the TV. (There's also a list of movie theaters offering descriptive audio. Regal has its own list of showtimes with descriptive audio, though the page is so huge it freaked out my browser.)

Anyway, enjoy:

One of the interview subjects is Tommy Edison, who runs the Blind Film Critic website, and makes a bunch of awesome YouTube videos, including movie reviews. For instance, here's his review of Inception: