I've rewatched The Road a number of times because the set design and cinematography is really excellent.

Leaving Las Vegas

I know its highly unconventional as movie love story standards go. But there was something really beautiful about these two scarred, damaged people finding each other.

edit: and I'll honorable mention The Painted Veil. Also unconventional, also a really moving

It stands for Palestinian Authority, the governing body of the west bank. It's pretty common to use that abbreviation.