1) book like 2-3 weeks ahead and you can blatantly get cheap train tickets. To your nearest big city, I don't know new york or something like that.
once your there do something memorable like go for cocktails (make sure he buys you one) (romantic)
2)go to the library
Pick out a book and not just any book, like a bad ass classic like virginia woolf - to the lighthouse or george orwell.
Then you both can read it and chat about it.
But intelligent conversation makes everything seem more exciting.
One week both read something you want to then next week read something he wants to.
3) get on your subway or bus and stay on it to the end of the line. Get off there and have a walk round
I mean 1 and 3 only work for me and my gash because we live in london and it is a totally amazing world city with beautiful things to discover way you turn. If you live in somewhere like Iowa 1 and 3 might probably be difficult