1. Watch the sunset together.
2. Go camping with friends.
3. Go walking or running on the beach.
4. Try a new sport together (tennis, rollerblading).
5. Learn to play a musical instrument together.
6. Listen to classical music and cuddle in the dark
7. Whisper to each other.
8. Cook for each other
9. Make out in the rain.
10. Give random gifts of flowers/candy/poetry etc.
11. Find out their favorite cologne/perfume and wear it every time you're together.
12. Find a nice secluded place to lie and watch the stars.
13. Go for a long walk down the beach at midnight.
14. Write poetry for each other.
15. Kiss/smell her hair.
16. Hugs are the universal medicine.
17. Say I love you, only when you mean it and make sure they know you mean it.
18. Tell her that she's the only girl you ever want.
19. Look into each other's eyes.
20. Put love notes in their pockets when they aren't looking.
21. Sing to each other.
22. Read to each other.
24. Let her sit on your lap.
25. Go hiking
26. Take her to dinner
27. Spaghetti (Ever see Lady and the Tramp?)
28. Dance together.
29. Sit in front of a roaring fire
30. Write I love you in a note so that they have to look in a mirror to read it.
31. Call from your vacation spot to tell them you were thinking about them.
32. Tell each other your most sacred secrets/fears.
33. Hang out with his/her friends.
34. Go to church/pray/worship together.
35. Learn from each other and don't make the same mistake twice.
36. Make sacrifices for each other.
37. Write a fictional story about how you met/fell in love, etc. and give it to them.
38. Learn to say sweet things in foreign languages.
39. Dedicate songs to them on the radio.
40. Stand up for them when someone talks trash.