. . .is, of course, Great Britain.
Here are some clips of preserved steam on one of the most beautiful lines in the world, the Settle & Carlisle:
The S&C was notable for very long climbs; engine crews called it "the Long Drag." Passenger trains made good time on it, though, but I can't help but think it was hard on the fireman:
http://www.youtube.com/watch?v=d-SDsKgB8DA&feature=player_embedded
This is a beautiful piece of railroad, but I wonder what it was like to work on it in the winter; if the wind the microphones are picking up is any indication, it could be unpleasant:
http://www.youtube.com/watch?v=YXvF1F-3nTU
http://www.youtube.com/watch?v=_PMVfhWqjKo&feature=fvsr
http://www.youtube.com/watch?v=2CrXS5oAinM&feature=related
The recent new steam engine "Tornado" on a test run, with cars and a diesel locomotive for loading; what's interesting is how the steamer's exhaust makes the wires for the electric trains bounce:
http://www.youtube.com/watch?v=2ahtisNFYh0&feature=related
Have fun.