Michael Portillo ventures down under to ride aboard the legendary Ghan Railway. At Bond Springs Cattle Station, Michael discovers the story of cattle king Sidney Kidman.

Michael Portillo rides the Indian Pacific Railway, which stretches from Adelaide, South Australia, 1,700 miles deep into the desert, to the gold rush town of Kalgoorlie, before finishing in Perth.

Inching his way across the Stony Creek Bridge on the Kuranda Scenic Railway, Michael marvels at the engineering expertise of the 1890s, when the line was built.