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Saturday, December 4, 2010

National geographic Mega structures

                   National geographic Mega structures

Get an inside look at the planning and engineering behind creating some of the greatest buildings and machines ever made. ‘Mega Structures’ takes you inside the superstructures and all the inner workings that muscle together to make the structures function as a whole. Mega structures are all around us; skyscrapers in big cities, subway trains years ahead of their time. Discover these and more!!!
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