Thames is situated 115km south east of Auckland City, New Zealand where 900 metres of 5 and 7¼ inch dual gauge track was completed and opened in 1998. http://homepages.paradise.net.nz/sgjames/
Emanating from the Greywood Central Railway, built from 1946, at a private address in Walton-on-Thames, the 7¼" gauge Great Cockcrow Railway opened in 1968 in the small village of Lyne near Chertsey,Surrey,UK. http://www.guess99.freeserve.co.uk/gcr.htm