What do you think is the best romantic movie of all time?

What do you think is the best romantic movie of all time? Rom coms and Dramas included. If you can't put it down to 1, then top 3, 5, etc...

Off the top of my head in no order are my opinion...

Notebook
Legends of the Fall
Titanic
Notting Hill
Before Sunrise
Benjamin Button
Ghost

Many good ones out there, sorry if I missed them.
What do you think is the best romantic movie of all time?
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