How the world's largest cruise ship was built. Also: the greatest submarine ever built.

How the fastest things in the universe were engineered.

How some of the toughest things on Earth are engineered.

World's Tallest Structures are investigated

Behind every seemingly-impossible marvel of modern engineering is a cast of trailblazers who pioneered new building techniques that made it all possible.

Two giant construction projects in Asia are featured. The first half covers the construction of the world's largest and most powerful single-dish radio telescope, in Guizhou Province, southwest China. The second half features the construction of the Shanghai Tower, the second-tallest building in the world and the tallest building in China. The program was re-edited from two previous episodes of the series, with some new narration added.

Discover what it took to build Britain's newest Aircraft Carrier the HMS Queen Elizabeth and the biggest, longest, most powerful ship that is used to remove and install oil platforms, the Pioneering Spirit.

Discover what it took to build the worlds tallest building, the Tokyo Skytree and build the Kansai Airport on man-made island.

Discover what it took to build the 110 ton ice station, Halley-6 in Antarctica and build the 450 ton International Space Station which provide the platform for research into systems and procedures for deep space exploration.

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