Railway engineers conquered nature, excessive heights, and treacherous terrain to build the World's Most Dangerous Railway Lines.

The Bernina Express fights its way from Switzerland to Italy over 196 bridges and 55 tunnels. The path leads it through deep valleys, wild gorges and over the eternal ice of the Graubünden Alps.

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The Bernina Express fights its way from Switzerland to Italy over 196 bridges and 55 tunnels.

The Bernina Express

The Tanzania-Zambia-Railway (Tazara) is one of Africa's most ambitious infrastructure projects. It connects the inland with the coast of East Africa and meant independence from the surrounding apartheid-ruled countries of East Africa.

The film accompanies the Tazara on its 52-hour journey through Tanzania and Zambia and uses spectacular aerial shots.

The Tazara

The Pamban Railway crosses the tropical landscape of Tamil Nadu, the former Madras, for around 600 kilometers. Heavy storms and rain showers make the route a challenge for Indian Railways to this day.

The Pamban Railway crosses the tropical landscape of Tamil Nadu, the former Madras, for around 600 kilometers.