Discovered this last night. You lot probably know all about it.
http://www.bbc.co.uk/iplayer/episode/p01rwh55/Nairn_Across_Britain_From_Leeds_into_Scotland/
If not, worth a watch.
There was a fascinating documentary on Nairn on BBC 4, but not on iplayer yet.
I'd never even heard of him (remember, I'm a colonial). Now I want to read his books.