Here are four of the best web pages that focus on one film:
Raintree County- I love the film’s music score more than the film itself, but this site makes this average epic much more interesting. The film’s back story is infinitely more arresting than the finished product, with Montgomery Clift’s disfiguring car accident the most memorable incident. There's also plenty of information about the novel and its author's tragic life.
The Sand Pebbles- This was one of my favorite movies when I was a kid. The Sand Pebbles site is chock full of vintage stills, articles, programs, and deleted scenes.