Their soaring height is imposing. Their narrow design makes them some of the most difficult and dangerous structures to move -- from the 100-foot-tall obelisks of Ancient Egypt to the 1,483 foot tall Petronas Towers in Kuala Lumpur. Those that dare try to move these tall structures face almost certain defeat. Yet, despite the risks Mega Movers prove it can be done - first by peering into the future to move two of the world's tallest skyscrapers, and then taking on a present-day challenge never before attempted - simultaneously moving two towering silos connected by a common wall.
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