4The Ghan (Australia) – 2,979 km

Named after the Afghan cameleers who once crossed the Australian desert, The Ghan offers a 2,979-kilometer (1,851-mile) journey from Darwin in the north to Adelaide in the south, traversing the heart of Australia.

The trip takes about three days and two nights and offers spectacular views of the country’s outback, including the red sands of the Simpson Desert and the lush greenery of Katherine Gorge. It’s one of the world’s most iconic train journeys, offering a unique look at Australia’s rugged interior.

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