For travel until March 31, 2009, Great Southern Railway (422 King William St., Adelaide, S.A. 5000, Australia; phone reservations 13 21 47, www.gsr.com.au) has an Oz Tracks Pass for AU$690 (near $663) that allows users 14 city-to-city trips in six months of travel on the Ghan, Indian Pacific and Overland rail routes, which cover Sydney, Perth, Adelaide, Alice Springs, Darwin, Melbourne and other stops.