taranaki, send me a PM with your e-mail address and I'll give you a bunch of ideas.
A few years ago I devised an itinerary for two English railway enthusiasts who tour the world looking for things of railway interest.
Do you like old (disused) stations? We have lots of those.
And train travel in Israel is inexpensive. The ride to Jerusalem is beautiful. Very scenic, rather slow and infrequent, and the Jerusalem station is out in the wilds, but for railway enthusiasts it's a must. And there is a very nice railway museum in Haifa.

