Modern Marvels

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Modern Marvels

S 16 E 20

Alaska

Feb 27, 2012 | 44m 12s | tv-pg | CC

Our 49th state is one tough terrain. In the air, on the ground–and deep beneath it–survival here requires an amazing array of technological innovations. From buildings to highways, brutal winters to bug-infested summers, this unforgiving landscape demands creative work-arounds. And then there’s the constant threat of natural disasters…tsunami, anyone?

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