World's Most Extreme

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World's Most Extreme

From the Alps to a Japanese metropolis, tunnels are often wonders of modern construction, but can also be scenes of disaster. These are the 10 most extreme tunnels on Earth.

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May 2022
This programme visits the 10 most extreme airports on Earth, including an ice airport, a runway squeezed between skyscrapers and a landing strip carved into mountains.
Exploring the world's most dangerous and inspirational waterways, from white-water rafters taking on undefeated rapids on the Congo River, to ships gripped by ice in Antarctic waters.
55:00
From awesome engineering to extreme environments and thrill-seeking train-surfers, and from the high-tech to the home-made, these are the 10 most extreme railways on Earth.
1:05:00
From Siberia to India, the Andes to the Arctic, and from deathtraps and vital lifelines to playgrounds for thrill-seekers, this edition explores the planet's extreme roadways.
1:00:00
The 10 most extreme bridges on Earth: from Nepal and Japan to Bolivia and Russia, bridges that demonstrate extreme engineering and stand in unforgettable locations.
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