Air date: 2019-06-18

Runtime: 45 min

Railroads constructed during turbulent periods and associated with mankind's ugliest deeds. Beginning with the Trans-Pyrenees Railway.

Air date: 2019-06-25

Runtime: 45 min

The Harz Mountain Railway in Germany - Europe's longest rail network - which still uses steam locomotives and has a hidden past.

Air date: 2019-07-02

Runtime: 45 min

The White Pass and Yukon Railroad over the US-Canada border, which began construction after the Klondike Gold Rush in the 19th century.

Air date: 2019-07-09

Runtime: 45 min

The Nordland Line, the longest in Norway. Stretching between Trondheim and Bodo, it was first built to transport the country's iron ore.

Air date: 2019-07-16

Runtime: 45 min

The Liverpool and Manchester Railway, which revolutionised rail travel when it opened in 1830, including introducing the first signalling system.

Air date: 2019-07-23

Runtime: 45 min

The background to the Tablelands Railway Line in Queensland, which changed the face of the state when it was constructed in the late 1800s.