Factual series examining the evolution of modern engineering. This edition studies the technological leaps forward that have allowed the construction of the world's biggest space station - the International Space Station (ISS), scheduled for completion in 2011. One of the greatest engineering feats of all time, the ISS weighs some 450 tons and spans the area of two football pitches, yet hurtles 200 miles high above the earth at 17,500mph.
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