I have a 00 gauge railway at home, though as I'm 2/3 of the time here in Manchester it's really mothballed at the moment.
Shrewsbury Model Centre, for anyone who is thinking "they've disappeared!" has moved out of town to Battlefield. Their website is:
http://www.shrewsburymodels.co.ukThe business has become internet orientated, though you can still visit their shop which is just off Knights Way, Battlefield Enterprise Park. Also they now sell only model railway stuff, so that's an added bonus. :)