If you are thinking about building your own ride-on garden railway, you might want to take a look at these sites for inspiration
http://www.maxitrak.co.uk Manufacturer of our Simplicity loco. One of the first they produced, still working nearly three decades on.
http://www.sdmr.me.uk South Devon Miniature Railway set in the gardens of one of the South Devon Railway. The miniature railway has two routes and is approximately ½ mile in length, and operates steam and diesel. One on our ` to visit' list.
http://www.mizensrailway.co.uk Mizens Railway, home of Woking Model Engineering Society. A 7 1/4 line through woodland.