The BHP Whyalla Tramway is a 1067 mm gauge heavy-haul railway, 112 kilometres long, on the Eyre Peninsula in South Australia. It runs from haematite mines at Iron Monarch, Iron Baron and Iron Duke in
In 1935, BHP's 2000-ton trainloads were unequalled in Australia. In the background is Iron Monarch, which rises 100 metres (330 feet) above the surrounding plain.