In recent years, the Indian Pacific Outback Christmas Train travels across Australia, performing concerts and bringing Santa to the most remote communities along the way.
This year (2013) singer-song writer Ricki Lee performed at six concerts in aid of the Royal Flying Doctor Service, at stops along the approximatly 4,000 km journey.
The Australian outback Christmas train - video, as published by the Gaurdian Newspaper can be seen at this link.
The Indian Pacific is a regular passenger rail service running between Sydney and Perth in Australia. Wikipedia provies more detail of both the regular service and the Christmas Train at this link. The Indian Pacific Christmas Train