Hmm, tough one.
I assume you are near the sea? A walk along a beach as the sun goes down is a classic, if a little cheesy.
LOL, you are right, Guess what we did today
![Tongue :P](http://www.tekforums.net/Smileys/teksmileys/tongue.gif)
So done that, had a little kiss in the car but its the car, need some ideas about a bit better.